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

EGTB: win in 10 half-moves

# move score
1 Ra7 win in 9 half-moves
2 Ka3 draw
3 Ka4 draw
4 Ka5 draw
5 Kb2 draw
6 Kb5 draw
7 Kbb3 draw
8 Kbc4 draw
9 Kc5 draw
10 Kcb3 draw
11 Kcc4 draw
12 Rb7 draw
13 Rc5 draw
14 Rc6 draw
15 Rc8 draw
16 Rh7 draw
17 Kc2 loss in 2 half-moves
18 Kd2 loss in 2 half-moves
19 Kd3 loss in 2 half-moves
20 Kd4 loss in 2 half-moves
21 Rc4 loss in 2 half-moves
22 Rd7 loss in 2 half-moves
23 Re7 loss in 2 half-moves
24 Rf7 loss in 2 half-moves
25 Rg7 loss in 2 half-moves