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