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

EGTB: win in 2 half-moves

# move score
1 Kb1 win in 1 half-moves
2 Kb2 win in 1 half-moves
3 Ka2 draw
4 Kc4 draw
5 Kc6 draw
6 Kd4 draw
7 Kd6 draw
8 Ke4 draw
9 Ke6 draw
10 Re6 draw
11 Re7 draw
12 Re8 draw
13 Kc5 loss in 2 half-moves
14 Re1 loss in 2 half-moves
15 Re2 loss in 2 half-moves
16 Re3 loss in 2 half-moves
17 Rf5 loss in 2 half-moves
18 Rg5 loss in 2 half-moves
19 Rh5 loss in 2 half-moves
20 Re4 loss in 1 half-moves