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

EGTB: win in 4 half-moves

# move score
1 Kb2 win in 3 half-moves
2 Ka2 draw
3 Ka4 draw
4 Kb3 draw
5 Kb4 draw
6 Kd2 draw
7 Kd3 draw
8 Kd4 draw
9 Ke2 draw
10 Ke4 draw
11 Rb1 draw
12 Rc1 draw
13 Rd1 draw
14 Re1 draw
15 Kf2 loss in 2 half-moves
16 Kf3 loss in 2 half-moves
17 Kf4 loss in 2 half-moves
18 Ra2 loss in 2 half-moves
19 Rf1 loss in 2 half-moves
20 Rg1 loss in 2 half-moves
21 Rh1 loss in 2 half-moves