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

EGTB: win in 2 half-moves

# move score
1 Rc8 win in 1 half-moves
2 Kd1 draw
3 Kd2 draw
4 Rc2 draw
5 Rc6 draw
6 Rd7 draw
7 Re7 draw
8 Rf7 draw
9 Rg7 draw
10 Kb1 loss in 2 half-moves
11 Kb2 loss in 2 half-moves
12 Kc2 loss in 2 half-moves
13 Ra7 loss in 2 half-moves
14 Rb7 loss in 2 half-moves
15 Rc3 loss in 2 half-moves
16 Rc4 loss in 2 half-moves
17 Rc5 loss in 2 half-moves
18 Rh7 loss in 2 half-moves