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

EGTB: win in 2 half-moves

# move score
1 Rb5 win in 1 half-moves
2 Ka2 draw
3 Kb2 draw
4 Rb4 draw
5 Rb6 draw
6 Rb7 draw
7 Rc8 draw
8 Rd8 draw
9 Re8 draw
10 Rg8 draw
11 Rh8 draw
12 Ka3 loss in 2 half-moves
13 Ka4 loss in 2 half-moves
14 Kb4 loss in 2 half-moves
15 Kc2 loss in 2 half-moves
16 Kc3 loss in 2 half-moves
17 Kc4 loss in 2 half-moves
18 Ra8 loss in 2 half-moves
19 Rf8 loss in 2 half-moves