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