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

EGTB: win in 4 half-moves

# move score
1 Rd5 win in 3 half-moves
2 Rd6 win in 3 half-moves
3 Kh5 win in 5 half-moves
4 Rg3 win in 5 half-moves
5 Rh3 win in 5 half-moves
6 K6g7 draw
7 K6h7 draw
8 K8g7 draw
9 K8h7 draw
10 Kg6 draw
11 Kg8 draw
12 Rd1 draw
13 Rd2 draw
14 Rd4 draw
15 Re3 draw
16 Rf3 draw
17 Kg5 loss in 2 half-moves
18 Ra3 loss in 2 half-moves
19 Rb3 loss in 2 half-moves
20 Rc3 loss in 2 half-moves
21 Rd7 loss in 2 half-moves
22 Rd8 loss in 2 half-moves