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 Ra8 win in 15 half-moves
3 Rc8 win in 15 half-moves
4 K6f7 draw
5 K6g7 draw
6 K6h7 draw
7 K8f7 draw
8 K8g7 draw
9 K8h7 draw
10 Kf6 draw
11 Kf8 draw
12 Kh6 draw
13 Kh8 draw
14 Rd1 draw
15 Rd6 draw
16 Rd7 draw
17 Kf5 loss in 2 half-moves
18 Kg5 loss in 2 half-moves
19 Kh5 loss in 2 half-moves
20 Rd2 loss in 2 half-moves
21 Rd3 loss in 2 half-moves
22 Rd4 loss in 2 half-moves
23 Rd5 loss in 2 half-moves
24 Re8 loss in 2 half-moves
25 Rf8 loss in 2 half-moves