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

EGTB: win in 4 half-moves

# move score
1 K5b5 win in 3 half-moves
2 K5b6 win in 3 half-moves
3 K6b5 win in 3 half-moves
4 K6b6 win in 3 half-moves
5 Kb7 win in 3 half-moves
6 Rb7 win in 3 half-moves
7 Ka4 win in 7 half-moves
8 Ra7 win in 7 half-moves
9 Ka7 draw
10 Kb4 draw
11 Rc1 draw
12 Rc5 draw
13 Rc6 draw
14 Rc8 draw
15 Rd7 draw
16 Rh7 draw
17 Rc2 loss in 2 half-moves
18 Rc3 loss in 2 half-moves
19 Rc4 loss in 2 half-moves
20 Re7 loss in 2 half-moves
21 Rf7 loss in 2 half-moves
22 Rg7 loss in 2 half-moves