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 Re1 draw
17 Rf5 draw
18 Rf2 loss in 2 half-moves
19 Rf3 loss in 2 half-moves
20 Rf4 loss in 2 half-moves
21 Rf6 loss in 2 half-moves
22 Rf7 loss in 2 half-moves
23 Rf8 loss in 2 half-moves
24 Rg1 loss in 2 half-moves
25 Rh1 loss in 2 half-moves