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 Ka4 draw
3 Kb4 draw
4 Kb6 draw
5 Kc6 draw
6 Ra8 draw
7 Rc8 draw
8 Ka6 loss in 8 half-moves
9 Ka5 loss in 6 half-moves
10 Kc4 loss in 2 half-moves
11 Kc5 loss in 2 half-moves
12 Rb6 loss in 2 half-moves
13 Rd8 loss in 2 half-moves
14 Re8 loss in 2 half-moves
15 Rg8 loss in 2 half-moves
16 Rh8 loss in 2 half-moves
17 Rf8 loss in 1 half-moves