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

EGTB: win in 4 half-moves

# move score
1 K6b7 win in 3 half-moves
2 K8b7 win in 3 half-moves
3 Kb6 win in 3 half-moves
4 Kb8 win in 3 half-moves
5 Rb8 win in 3 half-moves
6 Ka5 win in 5 half-moves
7 Kb5 win in 5 half-moves
8 K6a7 draw
9 K8a7 draw
10 Rc4 draw
11 Rd8 draw
12 Re8 draw
13 Rf8 draw
14 Rc1 loss in 2 half-moves
15 Rc2 loss in 2 half-moves
16 Rc3 loss in 2 half-moves
17 Rc5 loss in 2 half-moves
18 Rc6 loss in 2 half-moves
19 Rc7 loss in 2 half-moves
20 Rg8 loss in 2 half-moves
21 Rh8 loss in 2 half-moves