,A1,A2,B1,B2,C1,C2
A1,0,100,0,0,0,0
A2,100,0,0,0,0,0
B1,0,100,0,0,0,0
B2,0,0,100,0,0,0
C1,0,0,0,100,0,0
C2,0,100,0,0,0,0