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 Kd6 win in 3 half-moves
6 Kd8 win in 3 half-moves
7 Rf5 win in 3 half-moves
8 K6c7 draw
9 K6d7 draw
10 K8c7 draw
11 K8d7 draw
12 Kc5 draw
13 Kd5 draw
14 Ra7 draw
15 Rc7 draw
16 Re7 draw
17 Rf3 draw
18 Rf4 draw
19 Rf6 draw
20 Rf8 draw
21 Rg7 draw
22 Rh7 draw
23 Kb5 loss in 2 half-moves
24 Rb7 loss in 2 half-moves
25 Rd7 loss in 2 half-moves
26 Rf1 loss in 2 half-moves
27 Rf2 loss in 2 half-moves