Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 b6 win in 1 half-moves
2 Rc5 win in 1 half-moves
3 Rd1 win in 3 half-moves
4 Ra1 loss in 2 half-moves
5 Rb1 loss in 2 half-moves
6 Rc2 loss in 2 half-moves
7 Rc4 loss in 2 half-moves
8 Rc7 loss in 2 half-moves
9 Rc8 loss in 2 half-moves
10 Re1 loss in 2 half-moves
11 Rf1 loss in 2 half-moves
12 Rg1 loss in 2 half-moves
13 Rh1 loss in 2 half-moves
14 Rc3 loss in 1 half-moves
15 Rc6 loss in 1 half-moves