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

EGTB: win in 2 half-moves

# move score
1 Rc1 win in 1 half-moves
2 Ka6 draw
3 Ka7 draw
4 Kb7 draw
5 Kc6 draw
6 Rb7 draw
7 Rd7 draw
8 Re7 draw
9 Rf7 draw
10 Rg7 draw
11 Rh7 draw
12 Ka5 loss in 2 half-moves
13 Kb5 loss in 2 half-moves
14 Kc5 loss in 2 half-moves
15 Ra7 loss in 2 half-moves
16 Rc2 loss in 2 half-moves
17 Rc3 loss in 2 half-moves
18 Rc4 loss in 2 half-moves
19 Rc5 loss in 2 half-moves
20 Rc6 loss in 2 half-moves
21 Rc8 loss in 2 half-moves