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 Kc1 draw
3 Kc2 draw
4 Kd2 draw
5 Ke2 draw
6 Rc1 draw
7 Rc2 draw
8 Rc6 draw
9 Rb7 loss in 10 half-moves
10 Ke1 loss in 4 half-moves
11 Rc3 loss in 2 half-moves
12 Rc4 loss in 2 half-moves
13 Rc5 loss in 2 half-moves
14 Rd7 loss in 2 half-moves
15 Re7 loss in 2 half-moves
16 Rf7 loss in 2 half-moves
17 Rg7 loss in 2 half-moves
18 Rh7 loss in 2 half-moves
19 Ra7 loss in 1 half-moves