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

EGTB: win in 4 half-moves

# move score
1 Re1 win in 3 half-moves
2 Ka1 draw
3 Ka2 draw
4 Kb2 draw
5 Kc1 draw
6 Kc2 draw
7 Kd4 draw
8 Kd5 draw
9 Kd6 draw
10 Ke4 draw
11 Ke6 draw
12 Rd3 draw
13 Re2 draw
14 Re4 draw
15 Kf4 loss in 2 half-moves
16 Kf5 loss in 2 half-moves
17 Kf6 loss in 2 half-moves
18 Ra3 loss in 2 half-moves
19 Rb3 loss in 2 half-moves
20 Rc3 loss in 2 half-moves
21 Rf3 loss in 2 half-moves
22 Rg3 loss in 2 half-moves
23 Rh3 loss in 2 half-moves