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 Ka4 draw
3 Ka6 draw
4 Ka7 draw
5 Kb4 draw
6 Kb5 draw
7 Kb6 draw
8 Kb7 draw
9 Kb8 draw
10 Ra7 draw
11 Rc7 draw
12 Rd7 draw
13 Re3 draw
14 Re8 draw
15 Re1 loss in 2 half-moves
16 Re2 loss in 2 half-moves
17 Re4 loss in 2 half-moves
18 Re5 loss in 2 half-moves
19 Re6 loss in 2 half-moves
20 Rf7 loss in 2 half-moves
21 Rg7 loss in 2 half-moves
22 Rh7 loss in 2 half-moves