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 K8a7 win in 3 half-moves
3 K8b7 win in 3 half-moves
4 Ka5 win in 3 half-moves
5 Kb6 win in 3 half-moves
6 Kb8 win in 3 half-moves
7 Rf5 win in 3 half-moves
8 Rf6 win in 3 half-moves
9 Rf8 win in 3 half-moves
10 K6a7 draw
11 Ra7 draw
12 Rc7 draw
13 Rd7 draw
14 Re7 draw
15 Rf3 draw
16 Rf4 draw
17 Rg7 draw
18 Rh7 draw
19 Kb5 loss in 2 half-moves
20 Rb7 loss in 2 half-moves
21 Rf1 loss in 2 half-moves
22 Rf2 loss in 2 half-moves