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 Ka3 draw
3 Ka5 draw
4 Kab3 draw
5 Kab4 draw
6 Kab5 draw
7 Kc3 draw
8 Kc5 draw
9 Kcb3 draw
10 Kcb4 draw
11 Kcb5 draw
12 Kd5 draw
13 Ra1 draw
14 Rb1 draw
15 Rc1 draw
16 Re8 draw
17 Kd3 loss in 2 half-moves
18 Kd4 loss in 2 half-moves
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