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

EGTB: win in 4 half-moves

# move score
1 Kb8 win in 3 half-moves
2 Kcc7 win in 5 half-moves
3 Kcd8 win in 5 half-moves
4 Kdc7 draw
5 Re8 draw
6 Rf7 draw
7 Rg7 draw
8 Rh7 draw
9 Kb7 loss in 2 half-moves
10 Kc6 loss in 2 half-moves
11 Kd6 loss in 2 half-moves
12 Kdd8 loss in 2 half-moves
13 Ke6 loss in 2 half-moves
14 Ke8 loss in 2 half-moves
15 Re1 loss in 2 half-moves
16 Re2 loss in 2 half-moves
17 Re3 loss in 2 half-moves
18 Re4 loss in 2 half-moves
19 Re5 loss in 2 half-moves
20 Re6 loss in 2 half-moves