med gps

G1-A G1-B G1-C G1-D
G2-A G2-B G2-C G2-D
G3-A G3-B G3-D G3-E
G3-F G3-G G4-A G4-B
G4-C G4-D G4-E G4-F
G4-G G5-A G5-B G5-C
G5-D G5-E G5-F G6-A
G6-B G6-C G6-D G6-E
G6-F G6-G G6-H G6-I
G6-J G7-A G7-B G7-C
G7-D G7-E G7-F G7-G
G8-A G8-B G8-C G8-D
G8-E G8-F G8-G G8-H
G9-A G9-B G9-C G9-D
G9-E G9-F G9-G G9-H
G9-I G9-K G9-L G10-A
G10-B G10-C G10-D G10-E
G10-F G10-G G10-H G10-I
G10-J G10-K G10-L G11-A
G11-B G11-C G11-D G11-E
G11-F G11-G G11-H G12-A
G12-B G12-C G12-D G12-E
G12-F G12-G