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 Kd7 draw
3 Ke7 draw
4 Ke8 draw
5 Kh1 draw
6 Kh3 draw
7 Ra8 draw
8 Rc4 draw
9 Rc5 draw
10 Rc6 draw
11 Rc7 draw
12 Kc7 loss in 2 half-moves
13 Kg1 loss in 2 half-moves
14 Kg2 loss in 2 half-moves
15 Kg3 loss in 2 half-moves
16 Rc1 loss in 2 half-moves
17 Rc2 loss in 2 half-moves
18 Rc3 loss in 2 half-moves