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

EGTB: win in 2 half-moves

# move score
1 Rc4 win in 1 half-moves
2 Kb8 draw
3 Kc2 draw
4 Kd1 draw
5 Kd2 draw
6 Kd7 draw
7 Kd8 draw
8 Ra7 draw
9 Rc5 draw
10 Rc6 draw
11 Rc2 loss in 2 half-moves
12 Rc3 loss in 2 half-moves
13 Rd7 loss in 2 half-moves
14 Re7 loss in 2 half-moves
15 Rf7 loss in 2 half-moves
16 Rg7 loss in 2 half-moves
17 Rh7 loss in 2 half-moves
18 Kb1 loss in 1 half-moves
19 Kb2 loss in 1 half-moves
20 Kb7 loss in 1 half-moves
21 Rb7 loss in 1 half-moves