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

EGTB: win in 4 half-moves

# move score
1 Rd1 win in 3 half-moves
2 Ka5 draw
3 Ka7 draw
4 Kab5 draw
5 Kab6 draw
6 Kab7 draw
7 Kc5 draw
8 Kc7 draw
9 Kcb5 draw
10 Kcb6 draw
11 Kcb7 draw
12 Kd5 draw
13 Kd6 draw
14 Kd7 draw
15 Ra1 draw
16 Rb1 draw
17 Rc1 draw
18 Re8 draw
19 Re2 loss in 2 half-moves
20 Re3 loss in 2 half-moves
21 Re4 loss in 2 half-moves
22 Re5 loss in 2 half-moves
23 Re6 loss in 2 half-moves
24 Re7 loss in 2 half-moves
25 Rf1 loss in 2 half-moves
26 Rg1 loss in 2 half-moves
27 Rh1 loss in 2 half-moves