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