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

EGTB: win in 4 half-moves

# move score
1 Rb7 win in 3 half-moves
2 Rc7 win in 3 half-moves
3 Kb7 win in 7 half-moves
4 Kb8 win in 7 half-moves
5 Ra7 win in 7 half-moves
6 Rd8 win in 7 half-moves
7 Kc5 draw
8 Kc6 draw
9 Kcc7 draw
10 Kd8 draw
11 Kdc7 draw
12 Ke6 draw
13 Ke7 draw
14 Rh7 draw
15 Kd5 loss in 2 half-moves
16 Ke5 loss in 2 half-moves
17 Re7 loss in 2 half-moves
18 Rf7 loss in 2 half-moves
19 Rg7 loss in 2 half-moves