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

EGTB: win in 4 half-moves

# move score
1 Ra7 win in 3 half-moves
2 Ka3 draw
3 Ka4 draw
4 Ka5 draw
5 Ka7 draw
6 Kb3 draw
7 Kb5 draw
8 Kb7 draw
9 Kb8 draw
10 Kc3 draw
11 Kc4 draw
12 Kc5 draw
13 Rb7 draw
14 Rc7 draw
15 Rd7 draw
16 Rh2 draw
17 Rh8 draw
18 Re7 loss in 2 half-moves
19 Rf7 loss in 2 half-moves
20 Rg7 loss in 2 half-moves
21 Rh1 loss in 2 half-moves
22 Rh3 loss in 2 half-moves
23 Rh4 loss in 2 half-moves
24 Rh5 loss in 2 half-moves
25 Rh6 loss in 2 half-moves