Barcelona Open 2008

Date: 2008-05-02~03
Location: Terrassa, Spain
Links: Barcelona Open 2008
Winners Top 3 All Results By Person Records
3x3x3 Cube    First round    Average of 5    
PlacePersonBestAverageRegionDetail
1Edouard Chambon 12.81 13.17France
12.81     DNF       13.52     13.09     12.90
2Jean Pons 12.94 15.70France
12.94     16.80     16.40     14.43     16.27
3David Calvo Vivas 15.11 17.49Spain
18.53     17.03     15.11     18.40     17.05
4Manuel López Sheriff 16.47 19.26Spain
20.68     19.94     16.47     17.15     21.80
5Gabriel Eduardo Núñez Serna 17.18NR 19.70Argentina
20.13     18.69     17.18     26.14     20.28
6Gerard Neras Lozano 17.75 19.98Spain
21.84     24.13     19.46     18.63     17.75
7Alejandro Lamas Pérez 18.96 20.07Spain
19.96     23.88     19.93     18.96     20.31
8Ernesto Fernández Regueira 17.33 20.76Spain
17.33     22.88     22.61     21.16     18.50
9Alejandro Riveiro Rodríguez 20.53 22.11Spain
21.91     23.50     20.53     24.66     20.91
10Carlos Angosto Hernández 20.80 23.30Spain
24.46     24.48     23.63     20.80     21.80
11Agustín Díaz Morón 20.47 23.74Spain
23.83     27.84     26.61     20.78     20.47
12Lánder Osés Oliveira 22.05 23.82Spain
23.91     22.28     28.33     25.28     22.05
13Nico Kupfer 23.13 23.98Spain
23.27     23.13     DNF       23.40     25.28
14Samuel Djian 23.83 25.26France
25.96     23.83     27.24     24.61     25.21
15Miguel Angel Navalón Valera 22.61 25.70Spain
25.22     26.05     33.05     22.61     25.83
16Ángel de Jaén Gotarredona 22.80 26.74Spain
23.91     32.02     29.53     26.77     22.80
17Marlène Desmaisons 24.11 27.37France
29.81     26.91     26.56     24.11     28.63
18Mauro Caffaratto Grandes 24.52 28.58Spain
28.91     28.44     28.40     29.69     24.52
19Javier París 20.30 29.53Spain
30.03     20.30     37.44     28.11     30.44
20Jason Gyani 26.44 32.98United Kingdom
27.66     39.59     31.69     50.36     26.44
21Jaume Casado Ruiz 27.52 34.05Spain
53.13     27.52     30.30     35.46     36.40
22Daniel Ortiga Villatoro 30.18 35.27Spain
30.18     38.46     36.03     31.31     41.52
23Mario Laurent 28.84 37.04France
35.91     36.53     38.69     28.84     43.75
24Joan-Carles Vilaseca 35.21 44.66Spain
41.94     35.21     DNF       40.47     51.58
25Anders Larsson 36.00 45.03Sweden
36.94     36.00     46.05     55.80     52.11
26Marcos Ameijeiras Moreno 41.00 47.77Spain
52.75     45.61     50.81     41.00     46.90
27Guillermo Segador Herrera 50.66 1:01.36Spain
1:48.11   56.91     1:06.34   50.66     1:00.83
28Pedro Luis Muñoz Yañez 57.09 1:04.34Spain
1:09.21   57.09     1:07.36   1:02.34   1:03.31
29Rune Wesström 58.13 1:05.52Sweden
1:30.25   58.13     1:09.40   1:06.44   1:00.72
30Albert Muñoz Martin 45.30 1:05.68Spain
DNF       45.36     1:35.96   55.71     45.30
31Javier López Corral 1:06.61 1:13.10Spain
1:29.93   1:06.61   1:16.41   1:07.34   1:15.56
32Jordi Piqueras Gómez 1:20.69 1:31.63Spain
1:47.60   1:37.63   1:20.69   1:28.76   1:28.50
33Javier Cabezuelo Sánchez 1:10.47 1:37.67Spain
1:37.84   1:10.47   1:29.08   2:13.43   1:46.09
34Antonio García González 1:24.05 1:38.76Spain
1:33.31   1:39.27   1:43.69   2:46.90   1:24.05
 
3x3x3 Cube    Second round    Average of 5    
PlacePersonBestAverageRegionDetail
1Edouard Chambon 10.77 13.48France
12.84     16.52     14.56     10.77     13.03
2Jean Pons 13.02 13.55France
13.52     13.69     13.81     13.43     13.02
3David Calvo Vivas 14.15 16.21Spain
14.15     15.88     18.03     16.78     15.98
4Manuel López Sheriff 17.03 18.19Spain
17.83     21.21     17.03     17.03     19.72
5Ernesto Fernández Regueira 16.93 18.55Spain
18.18     16.93     18.52     19.00     18.94
6Gerard Neras Lozano 17.91 21.86Spain
23.06     22.97     23.33     17.91     19.56
7Carlos Angosto Hernández 19.09 21.92Spain
19.33     19.09     23.47     24.00     22.97
8Alejandro Lamas Pérez 16.68 21.97Spain
24.30     16.68     23.09     20.90     21.91
9Nico Kupfer 19.94 23.24Spain
22.80     25.33     23.58     23.33     19.94
10Lánder Osés Oliveira 19.36 23.32Spain
23.66     24.41     22.63     19.36     23.68
11Gabriel Eduardo Núñez Serna 20.05 24.34Argentina
23.09     24.97     20.05     25.33     24.97
12Agustín Díaz Morón 22.13 24.77Spain
25.19     23.83     22.13     25.30     28.80
13Alejandro Riveiro Rodríguez 19.25 26.29Spain
27.94     19.25     26.88     27.66     24.33
14Samuel Djian 24.18 26.96France
27.19     24.18     25.96     27.72     59.86
15Marlène Desmaisons 22.38 27.00France
25.18     29.97     25.84     DNF       22.38
16Javier París 24.36 27.73Spain
27.81     31.96     24.36     30.00     25.38
17Ángel de Jaén Gotarredona 21.66 27.82Spain
26.88     21.66     32.69     26.66     29.93
18Miguel Angel Navalón Valera 22.47 29.24Spain
31.19     29.66     22.47     29.46     28.61
19Mauro Caffaratto Grandes 25.28 29.68Spain
34.09     32.31     29.61     25.28     27.13
20Jason Gyani 27.58 33.81United Kingdom
27.58     35.05     31.94     34.44     DNF
 
3x3x3 Cube    Final    Average of 5    
PlacePersonBestAverageRegionDetail
1Edouard Chambon 12.47 12.94France
13.00     13.18     12.47     14.02     12.63
2Jean Pons 14.46 14.77France
14.63     16.16     14.77     14.90     14.46
3Ernesto Fernández Regueira 16.11 17.76Spain
17.65     17.94     16.11     17.68     19.34
4David Calvo Vivas 14.00 17.99Spain
20.90     19.65     16.86     14.00     17.46
5Gerard Neras Lozano 19.75 20.35Spain
22.19     20.18     19.75     19.77     21.09
6Alejandro Lamas Pérez 19.27 21.16Spain
21.75     21.72     20.02     19.27     22.08
7Carlos Angosto Hernández 21.25 25.23Spain
21.84     33.06     23.19     30.66     21.25
8Lánder Osés Oliveira 22.34 26.08Spain
36.78     24.09     27.59     22.34     26.56
9Nico Kupfer 27.16 29.84Spain
29.53     27.16     30.77     29.21     51.02
10Manuel López Sheriff 17.05 DNFSpain
DNF       18.06     19.65     17.05     DNF
 
2x2x2 Cube    First round    Average of 5    
PlacePersonBestAverageRegionDetail
1Edouard Chambon 4.16 4.67France
4.16      4.59      5.71      4.53      4.88
2Javier París 3.97NR 6.30Spain
7.13      11.63     7.30      3.97      4.46
3Ernesto Fernández Regueira 6.50 6.95Spain
7.33      9.21      6.55      6.97      6.50
4David Calvo Vivas 6.16 7.26Spain
6.94      6.16      7.40      7.43      8.50
5Alejandro Lamas Pérez 7.19 7.95Spain
8.63      7.19      8.84      7.55      7.66
6Alejandro Riveiro Rodríguez 4.71 8.26Spain
6.93      4.71      6.68      11.16     11.59
7Manuel López Sheriff 5.27 8.80Spain
9.71      11.11     8.78      5.27      7.90
8Carlos Angosto Hernández 6.21 8.87Spain
10.65     7.25      6.21      DNF       8.72
9Gabriel Eduardo Núñez Serna 8.16 9.01Argentina
9.03      8.16      12.16     8.97      9.02
10Miguel Angel Navalón Valera 8.33 9.46Spain
13.55     10.58     8.33      8.38      9.43
11Lánder Osés Oliveira 8.43 11.00Spain
11.52     12.26     11.02     10.47     8.43
12Mario Laurent 8.41 11.18France
18.48     10.65     8.41      12.34     10.55
13Agustín Díaz Morón 7.22 12.15Spain
14.02     7.22      14.32     10.00     12.43
14Marcos Ameijeiras Moreno 11.34 12.57Spain
13.75     11.34     13.91     12.38     11.59
15Ángel de Jaén Gotarredona 12.00 12.85Spain
12.66     12.68     12.00     13.21     17.33
16Jason Gyani 7.18 13.25United Kingdom
13.77     7.18      12.80     13.18     19.21
17Nico Kupfer 6.25 13.80Spain
16.11     9.77      15.58     16.06     6.25
18Anders Larsson 10.09 13.81Sweden
19.19     15.00     10.63     15.80     10.09
19Jaume Casado Ruiz 13.53 16.60Spain
18.19     13.83     13.53     17.77     18.61
20Joan-Carles Vilaseca 12.56 17.05Spain
42.80     12.56     14.09     19.19     17.86
21Javier Cabezuelo Sánchez 15.72 17.98Spain
19.43     20.05     15.72     18.55     15.95
22Daniel Ortiga Villatoro 12.15 19.97Spain
15.96     18.08     12.15     25.88     33.21
23Mauro Caffaratto Grandes 14.05 22.27Spain
DNF       14.13     22.61     14.05     30.06
24Jordi Piqueras Gómez 30.59 40.90Spain
31.06     55.94     DNF       35.69     30.59
 
2x2x2 Cube    Final    Average of 5    
PlacePersonBestAverageRegionDetail
1Edouard Chambon 2.86WR 3.74France
3.44      4.43      4.66      2.86      3.36
2Ernesto Fernández Regueira 5.80 6.61Spain
6.03      10.52     5.80      7.46      6.34
3David Calvo Vivas 5.50 6.84Spain
7.88      6.13      6.50      5.50      8.15
4Javier París 5.55 7.32Spain
7.94      8.86      8.43      5.55      5.58
5Alejandro Riveiro Rodríguez 7.16 7.81Spain
7.16      7.93      7.72      11.13     7.77
6Manuel López Sheriff 4.77 8.04Spain
4.77      14.96     7.91      7.00      9.22
7Carlos Angosto Hernández 5.97 8.73Spain
5.97      9.83      12.66     7.43      8.93
8Alejandro Lamas Pérez 6.81 8.86Spain
8.96      6.81      7.80      13.61     9.81
 
4x4x4 Cube    Final    Average of 5    
PlacePersonBestAverageRegionDetail
1David Calvo Vivas 1:06.43NR 1:12.06Spain
1:08.15   1:28.05   1:12.55   1:06.43   1:15.47
2Jean Pons 1:03.50 1:14.38France
1:17.66   DNF       1:17.63   1:03.50   1:07.86
3Edouard Chambon 1:14.38 1:17.89France
1:20.55   1:14.38   1:16.91   1:32.81   1:16.21
4Frédérick Badie 1:07.30 1:19.68France
DNF       1:07.30   1:15.66   1:15.81   1:27.58
5Nico Kupfer 1:26.78 1:35.18Spain
1:54.21   1:26.78   1:37.71   1:38.02   1:29.81
6Gabriel Eduardo Núñez SernaNR 1:40.61NR 1:46.46Argentina
2:17.28   1:41.56   1:40.61   1:51.69   1:46.13
7Manuel López Sheriff 1:44.46 1:54.59Spain
1:52.25   1:44.46   1:49.47   2:02.05   2:10.68
8Lánder Osés Oliveira 2:00.46 2:17.20Spain
2:06.47   2:41.68   2:00.46   3:06.21   2:03.46
9Miguel Angel Navalón Valera 2:00.02 2:19.37Spain
2:38.31   2:15.56   2:23.27   2:19.27   2:00.02
10Gerard Neras Lozano 2:17.65 2:23.95Spain
2:25.59   2:23.84   2:24.86   2:17.65   2:23.16
11Alejandro Lamas Pérez 2:02.63 2:28.25Spain
2:39.03   2:16.27   2:02.63   DNF       2:29.44
12Jason Gyani 2:35.30 2:41.46United Kingdom
2:48.65   2:37.83   3:48.97   2:37.91   2:35.30
13Alejandro Riveiro Rodríguez 2:15.18 2:43.44Spain
2:59.65   2:27.22   2:15.18   2:43.44   DNF
14Daniel Ortiga Villatoro 2:37.75 3:20.27Spain
DNF       3:41.83   3:10.66   2:37.75   3:08.33
15Samuel Djian 3:02.66 3:47.55France
3:02.66   DNF       3:16.88   5:01.68   3:04.08
16Javier Cabezuelo Sánchez 6:05.18 DNFSpain
6:05.18   6:35.50   DNS       DNS       DNS
 
5x5x5 Cube    Final    Average of 5    
PlacePersonBestAverageRegionDetail
1Frédérick Badie 1:36.81 2:01.90France
1:56.63   3:43.75   1:36.81   1:54.31   2:14.77
2Gabriel Eduardo Núñez Serna 3:00.03 Argentina
3:38.77   3:00.03
3Nico KupferNR 3:14.06 Spain
3:14.06   3:38.46
4Lánder Osés Oliveira 3:59.16 Spain
3:59.16   4:07.02
5Manuel López Sheriff 4:17.93 Spain
4:17.93   4:21.47
6Miguel Angel Navalón Valera 5:17.21 Spain
5:47.08   5:17.21
7Daniel Ortiga Villatoro 7:39.52 Spain
7:47.68   7:39.52
 
3x3x3 Blindfolded    Final    Best of 3    
PlacePersonBestAverageRegionDetail
1Carlos Angosto HernándezNR 2:06.97 DNFSpain
2:06.97   DNF       DNF
2Jean Pons 3:06.47 DNFFrance
3:20.08   DNF       3:06.47
3Manuel López Sheriff 3:47.86 DNFSpain
DNF       3:47.86   DNF
4Samuel Djian 3:54.86 DNFFrance
4:25.97   DNF       3:54.86
5Ángel de Jaén Gotarredona 4:53.05 DNFSpain
DNF       4:53.05   5:30.81
6Mario Laurent 7:21.21 France
7:21.21   DNF
7David Calvo Vivas DNF Spain
DNF       DNF
7Edouard Chambon DNF France
DNF       DNF
7Gerard Neras Lozano DNF Spain
DNF       DNF
7Joan-Carles Vilaseca DNF Spain
DNF       DNF
7Lánder Osés Oliveira DNF Spain
DNF       DNF
7Mauro Caffaratto Grandes DNF Spain
DNF       DNF
7Nico Kupfer DNF Spain
DNF       DNF
 
3x3x3 Fewest Moves    Final    Best of 1    
PlacePersonBestAverageRegionDetail
1Manuel López SheriffNR 31 Spain
31
2David Calvo Vivas 42 Spain
42
2Javier París 42 Spain
42
4Nico Kupfer 44 Spain
44
5Alejandro Lamas Pérez 46 Spain
46
5Gabriel Eduardo Núñez SernaSAR 46 Argentina
46
7Mario Laurent 51 France
51
8Miguel Angel Navalón Valera 54 Spain
54
9Jaume Casado Ruiz 57 Spain
57
10Javier Cabezuelo Sánchez DNF Spain
DNF
10Joan-Carles Vilaseca DNF Spain
DNF
 
3x3x3 One-Handed    First round    Average of 5    
PlacePersonBestAverageRegionDetail
1David Calvo Vivas 21.63NR 24.91Spain
27.75     25.36     21.63     22.71     26.66
2Nico KupferNR 19.90 25.45Spain
19.90     23.38     27.18     30.86     25.80
3Edouard Chambon 23.50 26.53France
28.13     23.50     25.27     26.19     32.13
4Manuel López Sheriff 28.19 33.04Spain
38.97     32.18     28.19     33.56     33.38
5Alejandro Riveiro Rodríguez 36.66 39.34Spain
39.47     41.91     40.75     36.66     37.80
6Gabriel Eduardo Núñez Serna 34.47 39.39Argentina
54.44     37.02     36.91     44.25     34.47
7Gerard Neras Lozano 32.40 40.19Spain
45.15     46.30     32.40     39.36     36.05
8Ernesto Fernández Regueira 30.25 49.53Spain
1:03.46   42.22     42.91     30.25     1:21.03
9Javier París 44.78 52.67Spain
1:00.90   44.78     DNF       46.81     50.31
10Samuel Djian 51.34 53.86France
56.05     51.34     51.78     1:02.58   53.75
11Mauro Caffaratto Grandes 40.00 54.13Spain
40.00     48.03     53.86     DNF       1:00.50
12Carlos Angosto Hernández 42.94 54.43Spain
52.84     42.94     52.21     58.25     1:08.25
13Miguel Angel Navalón Valera 49.88 1:00.65Spain
1:07.75   49.88     1:03.25   50.94     DNF
14Jaume Casado Ruiz 58.13 1:08.94Spain
1:09.03   58.13     DNF       1:00.53   1:17.25
15Daniel Ortiga Villatoro 1:23.63 1:36.49Spain
2:05.00   1:23.63   1:44.31   1:29.05   1:36.11
16Anders Larsson 1:36.36 1:39.88Sweden
1:40.03   1:41.96   1:36.36   1:55.72   1:37.66
17Mario Laurent 2:17.15 3:03.21France
3:12.53   3:28.21   DNF       2:28.90   2:17.15
 
3x3x3 One-Handed    Final    Average of 5    
PlacePersonBestAverageRegionDetail
1David Calvo Vivas 20.90NR 24.60Spain
27.50     31.06     24.88     20.90     21.41
2Edouard Chambon 24.44 27.49France
25.77     28.78     24.44     DNF       27.91
3Manuel López Sheriff 26.53 30.63Spain
28.22     32.47     31.19     39.41     26.53
4Nico Kupfer 23.09 31.44Spain
23.09     34.15     40.68     30.36     29.81
5Alejandro Riveiro Rodríguez 31.71 37.95Spain
31.71     40.66     43.27     32.50     40.69
6Gabriel Eduardo Núñez SernaNR 28.96 38.95Argentina
41.71     46.19     37.91     37.22     28.96
 
Clock    Final    Mean of 3    
PlacePersonBestAverageRegionDetail
1Ernesto Fernández Regueira 10.41 12.68Spain
10.41     17.11     10.53
2Javier París 13.55 17.14Spain
23.66     13.55     14.21
3Alejandro Lamas Pérez 14.47 38.85Spain
1:24.97   17.11     14.47
4Marcos Ameijeiras Moreno 24.16 DNFSpain
31.44     24.16     DNF
5Gabriel Eduardo Núñez SernaSAR 30.72 DNFArgentina
31.28     DNF       30.72
6Daniel Ortiga Villatoro 34.71 DNFSpain
DNF       34.71     DNF
7Pedro Luis Muñoz Yañez 36.88 DNFSpain
36.88     56.11     DNF
 
Megaminx    Final    Mean of 3    
PlacePersonBestAverageRegionDetail
1Nico Kupfer 2:34.19NR 2:37.53Spain
2:42.69   2:34.19   2:35.72
2Gabriel Eduardo Núñez SernaNR 2:54.65SAR 2:58.29Argentina
3:03.53   2:56.68   2:54.65
3Alejandro Riveiro Rodríguez 4:08.52 4:18.82Spain
4:08.52   4:18.80   4:29.15
 
Pyraminx    Final    Average of 5    
PlacePersonBestAverageRegionDetail
1Alejandro Riveiro RodríguezNR 5.16NR 9.04Spain
9.69      8.34      11.53     5.16      9.09
2Gabriel Eduardo Núñez SernaSAR 6.63SAR 10.27Argentina
14.30     11.31     10.81     6.63      8.69
3Edouard ChambonNR 6.11 13.05France
12.19     12.88     14.08     15.96     6.11
4Nico Kupfer 9.13 13.42Spain
10.38     13.80     16.08     DNF       9.13
5Marcos Ameijeiras Moreno 8.61 13.90Spain
10.38     15.03     16.28     8.61      16.47
6Javier París 12.34 17.59Spain
12.34     15.68     21.81     DNF       15.28
7Ángel de Jaén Gotarredona 15.40 20.72Spain
19.94     26.44     25.93     16.28     15.40
8Alejandro Lamas Pérez 14.55 27.95Spain
21.34     35.97     26.53     14.55     DNF
9Daniel Ortiga Villatoro 18.52 29.22Spain
18.52     29.36     30.18     28.13     35.80
10Jason Gyani 10.27 DNFUnited Kingdom
18.16     12.93     DNF       DNF       10.27
 
Square-1    Final    Mean of 3    
PlacePersonBestAverageRegionDetail
1Edouard Chambon 37.53 42.39France
39.46     50.19     37.53
2Javier ParísNR 54.55NR 59.83Spain
55.52     1:09.41   54.55
3Gabriel Eduardo Núñez SernaSAR 35.44 1:16.32Argentina
1:37.00   35.44     1:36.53
4Jason Gyani 1:23.28 1:38.38United Kingdom
1:44.09   1:47.77   1:23.28
5Lánder Osés Oliveira 1:45.80 1:57.76Spain
1:50.84   1:45.80   2:16.63
6Daniel Ortiga Villatoro 1:39.69 2:25.25Spain
3:50.86   1:45.21   1:39.69
7Javier Cabezuelo Sánchez 3:13.72 3:49.19Spain
3:42.18   4:31.68   3:13.72
 
3x3x3 Multi-Blind    Final    Best of 2    
PlacePersonBestAverageRegionDetail
1Manuel López SheriffNR 3/3 18:44 Spain
DNS            3/3 18:44
2Edouard Chambon 3/3 24:02 France
DNF            3/3 24:02
3Ángel de Jaén Gotarredona 3/3 29:49 Spain
3/3 29:49      DNF
4Samuel Djian 1/2 17:00 France
1/2 17:00      DNF
 
Magic    Final    Average of 5    
PlacePersonBestAverageRegionDetail
1Alejandro Lamas Pérez 1.50NR 1.70Spain
1.66      1.86      1.84      1.50      1.61
2Marcos Ameijeiras Moreno 1.31 1.73Spain
1.34      1.53      1.31      2.31      DNF
3Daniel Ortiga Villatoro 1.77 2.02Spain
1.77      2.27      2.02      1.77      4.68
4Jason Gyani 1.53 2.28United Kingdom
1.55      1.53      3.02      2.28      3.59
5Manuel López Sheriff 1.59 3.05Spain
DNF       1.59      1.66      3.21      4.27
6Nico Kupfer 2.09 3.25Spain
2.65      2.61      2.09      4.56      4.50
7Jaume Casado Ruiz 3.11 3.36Spain
3.38      3.11      3.25      3.44      DNF
8Marlène Desmaisons 2.11 3.43France
5.02      2.44      2.84      2.11      6.58
9Samuel Djian 3.00 4.51France
6.02      3.96      3.56      3.00      9.71
10Gabriel Eduardo Núñez SernaSAR 2.31SAR 5.09Argentina
2.80      10.06     5.88      2.31      6.59
11Alejandro Riveiro Rodríguez 1.28 DNFSpain
1.28      DNF       DNF       2.86      3.66
 
Master Magic    Final    Average of 5    
PlacePersonBestAverageRegionDetail
1Jason Gyani 3.72 4.56United Kingdom
3.72      5.44      4.31      3.93      5.43
2Daniel Ortiga Villatoro 4.96 6.54Spain
5.27      9.31      8.65      4.96      5.69
 
3x3x3 Multi-Blind Old Style    Final    Best of 2    
PlacePersonBestAverageRegionDetail
1Manuel López SheriffNR 3/3 18:44 Spain
4/7 1:05:15    3/3 18:44
2Edouard Chambon 3/3 24:02 France
DNF            3/3 24:02
3Ángel de Jaén Gotarredona 3/3 29:49 Spain
3/3 29:49      DNF
4Samuel Djian 1/2 17:00 France
1/2 17:00      DNF
5David Calvo Vivas DNF Spain
DNF            DNS
5Mauro Caffaratto Grandes DNF Spain
DNF            DNF
5Jean Pons DNF France
DNF            DNS
5Mario Laurent DNF France
DNF            DNF
5Gerard Neras Lozano DNF Spain
DNF            DNF