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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Rd8 win in 1 half-moves
3 Rf7 win in 1 half-moves
4 Kc5 draw
5 Kc6 draw
6 Kc7 draw
7 Kd5 draw
8 Ke5 draw
9 Ke6 draw
10 Ke7 draw
11 Ra7 draw
12 Rc7 draw
13 Re7 draw
14 Rg7 loss in 2 half-moves
15 Rh7 loss in 2 half-moves