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 Ke8 draw
3 Kg1 draw
4 Kg2 draw
5 Kg8 draw
6 Kh1 draw
7 Ra8 draw
8 Rc1 draw
9 Rc2 draw
10 Rd8 draw
11 Re8 draw
12 Ke7 loss in 2 half-moves
13 Kf7 loss in 2 half-moves
14 Kg3 loss in 2 half-moves
15 Kg7 loss in 2 half-moves
16 Kh3 loss in 2 half-moves
17 Rc3 loss in 2 half-moves
18 Rc4 loss in 2 half-moves
19 Rc5 loss in 2 half-moves
20 Rc6 loss in 2 half-moves
21 Rc7 loss in 2 half-moves