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

EGTB: win in 4 half-moves

# move score
1 Re7 win in 3 half-moves
2 Kf3 draw
3 Kf5 draw
4 Kfg3 draw
5 Kfg4 draw
6 Kfg5 draw
7 Kh3 draw
8 Kh5 draw
9 Khg3 draw
10 Khg4 draw
11 Khg5 draw
12 Rc1 draw
13 Rc5 draw
14 Rc6 draw
15 Rc8 draw
16 Rd7 draw
17 Rf7 draw
18 Rg7 draw
19 Rh7 draw
20 Ke3 loss in 2 half-moves
21 Ke4 loss in 2 half-moves
22 Ke5 loss in 2 half-moves
23 Ra7 loss in 2 half-moves
24 Rb7 loss in 2 half-moves
25 Rc2 loss in 2 half-moves
26 Rc3 loss in 2 half-moves
27 Rc4 loss in 2 half-moves