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

EGTB: win in 4 half-moves

# move score
1 Ra1 win in 3 half-moves
2 Ka7 draw
3 Kb2 draw
4 Kb3 draw
5 Kb4 draw
6 Kb7 draw
7 Kb8 draw
8 Kc2 draw
9 Kc4 draw
10 Kd2 draw
11 Kd3 draw
12 Kd4 draw
13 Rb1 draw
14 Rc1 draw
15 Rd1 draw
16 Re2 draw
17 Re6 draw
18 Rf1 draw
19 Re3 loss in 2 half-moves
20 Re4 loss in 2 half-moves
21 Re5 loss in 2 half-moves
22 Re7 loss in 2 half-moves
23 Re8 loss in 2 half-moves
24 Rg1 loss in 2 half-moves
25 Rh1 loss in 2 half-moves