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 Ka7 draw
3 Kb7 draw
4 Kb8 draw
5 Ke6 draw
6 Ke7 draw
7 Ke8 draw
8 Kf6 draw
9 Kf8 draw
10 Kg6 draw
11 Kg7 draw
12 Kg8 draw
13 Rc1 draw
14 Rc2 draw
15 Rc4 draw
16 Rc5 draw
17 Rc6 draw
18 Rc8 draw
19 Rd7 draw
20 Ra7 loss in 2 half-moves
21 Rb7 loss in 2 half-moves
22 Rc3 loss in 2 half-moves