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

EGTB: win in 4 half-moves

# move score
1 Kb1 win in 3 half-moves
2 Kb2 win in 3 half-moves
3 Kc3 win in 5 half-moves
4 Kcc1 win in 5 half-moves
5 Kcd2 win in 5 half-moves
6 Kd3 win in 7 half-moves
7 Kdc1 draw
8 Re2 draw
9 Rf1 draw
10 Rg1 draw
11 Rh1 draw
12 Kb3 loss in 2 half-moves
13 Kdd2 loss in 2 half-moves
14 Ke2 loss in 2 half-moves
15 Re3 loss in 2 half-moves
16 Re4 loss in 2 half-moves
17 Re5 loss in 2 half-moves
18 Re6 loss in 2 half-moves
19 Re7 loss in 2 half-moves
20 Re8 loss in 2 half-moves