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 Ka4 draw
3 Ka6 draw
4 Kab4 draw
5 Kab5 draw
6 Kab6 draw
7 Kc4 draw
8 Kc6 draw
9 Kcb4 draw
10 Kcb5 draw
11 Kcb6 draw
12 Kd5 draw
13 Kd6 draw
14 Ra7 draw
15 Rb7 draw
16 Rc7 draw
17 Re1 draw
18 Re5 draw
19 Re6 draw
20 Re8 draw
21 Kd4 loss in 2 half-moves
22 Re2 loss in 2 half-moves
23 Re3 loss in 2 half-moves
24 Re4 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