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

EGTB: win in 6 half-moves

# move score
1 Kb2 win in 5 half-moves
2 Kb1 win in 9 half-moves
3 Ka2 draw
4 Ke4 draw
5 Ke6 draw
6 Kf4 draw
7 Kf5 draw
8 Kf6 draw
9 Rc1 draw
10 Rd1 draw
11 Re2 draw
12 Re3 draw
13 Re4 draw
14 Rf1 draw
15 Rg1 draw
16 Rh1 draw
17 Kd4 loss in 2 half-moves
18 Kd5 loss in 2 half-moves
19 Kd6 loss in 2 half-moves
20 Rb1 loss in 2 half-moves