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

EGTB: win in 4 half-moves

# move score
1 Rd7 win in 3 half-moves
2 Ka5 draw
3 Kab3 draw
4 Kab4 draw
5 Kab5 draw
6 Kc5 draw
7 Kcb3 draw
8 Kcb4 draw
9 Kcb5 draw
10 Kd3 draw
11 Ra7 draw
12 Rb7 draw
13 Rc7 draw
14 Re1 draw
15 Re2 draw
16 Re3 draw
17 Re8 draw
18 Ka3 loss in 2 half-moves
19 Kc3 loss in 2 half-moves
20 Kd4 loss in 2 half-moves
21 Kd5 loss in 2 half-moves
22 Re4 loss in 2 half-moves
23 Re5 loss in 2 half-moves
24 Re6 loss in 2 half-moves
25 Rf7 loss in 2 half-moves
26 Rg7 loss in 2 half-moves
27 Rh7 loss in 2 half-moves