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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Ka4 draw
3 Ka6 draw
4 Kb4 draw
5 Kb5 draw
6 Kb6 draw
7 Kh2 draw
8 Ra8 draw
9 Rc8 draw
10 Rd8 draw
11 Re1 draw
12 Re2 draw
13 Re3 draw
14 Re5 draw
15 Re6 draw
16 Re7 draw
17 Rg8 draw
18 Rh8 draw
19 Kg1 loss in 2 half-moves
20 Kg2 loss in 2 half-moves
21 Re4 loss in 1 half-moves
22 Rf8 loss in 1 half-moves