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

EGTB: win in 4 half-moves

# move score
1 Kd6 win in 3 half-moves
2 Rd2 draw
3 Rd3 draw
4 Rd4 draw
5 Rf7 draw
6 K7b7 loss in 2 half-moves
7 K7b8 loss in 2 half-moves
8 K7d8 loss in 2 half-moves
9 K8b7 loss in 2 half-moves
10 K8b8 loss in 2 half-moves
11 K8d8 loss in 2 half-moves
12 Kb6 loss in 2 half-moves
13 Kc6 loss in 2 half-moves
14 Rd1 loss in 2 half-moves
15 Rd5 loss in 2 half-moves
16 Rd6 loss in 2 half-moves
17 Rd8 loss in 2 half-moves
18 Re7 loss in 2 half-moves
19 Rg7 loss in 2 half-moves
20 Rh7 loss in 2 half-moves