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

EGTB: win in 4 half-moves

# move score
1 Kb3 win in 3 half-moves
2 Ka1 draw
3 Ka3 draw
4 Kb1 draw
5 Kb2 draw
6 Ke7 draw
7 Ke8 draw
8 Kf7 draw
9 Kg7 draw
10 Kg8 draw
11 Ra8 draw
12 Rb8 draw
13 Rc3 draw
14 Rc4 draw
15 Rc5 draw
16 Rc6 draw
17 Rc7 draw
18 Rd8 draw
19 Re8 draw
20 Rc1 loss in 2 half-moves
21 Rc2 loss in 2 half-moves