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 draw
3 Rc8 draw
4 Rd1 draw
5 Rd5 draw
6 Rd6 draw
7 Rd7 draw
8 K6g7 loss in 2 half-moves
9 K6h7 loss in 2 half-moves
10 K8g7 loss in 2 half-moves
11 K8h7 loss in 2 half-moves
12 Kg5 loss in 2 half-moves
13 Kg6 loss in 2 half-moves
14 Kg8 loss in 2 half-moves
15 Kh5 loss in 2 half-moves
16 Rd2 loss in 2 half-moves
17 Rd3 loss in 2 half-moves
18 Rd4 loss in 2 half-moves
19 Re8 loss in 2 half-moves
20 Rf8 loss in 2 half-moves
21 Rg8 loss in 2 half-moves