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

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Kb2 draw
3 Kb3 draw
4 Kc2 draw
5 Kc4 draw
6 Kcd2 draw
7 Ke2 draw
8 Ked2 draw
9 Kf2 draw
10 Kf3 draw
11 Rd1 draw
12 Rd2 draw
13 Rd4 draw
14 Rd8 draw
15 Kcd4 loss in 2 half-moves
16 Ke4 loss in 2 half-moves
17 Ked4 loss in 2 half-moves
18 Kf4 loss in 2 half-moves
19 Rd5 loss in 2 half-moves
20 Rd6 loss in 2 half-moves
21 Rd7 loss in 2 half-moves