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

EGTB: win in 4 half-moves

# move score
1 Kd7 win in 3 half-moves
2 Ka3 draw
3 Ka4 draw
4 Ka5 draw
5 Kb5 draw
6 Kd8 draw
7 Ke7 draw
8 Ra8 draw
9 Rb8 draw
10 Rc1 draw
11 Rc5 draw
12 Rc6 draw
13 Rc7 draw
14 Kb3 loss in 4 half-moves
15 Kc3 loss in 2 half-moves
16 Kc4 loss in 2 half-moves
17 Kc5 loss in 2 half-moves
18 Kf7 loss in 2 half-moves
19 Kf8 loss in 2 half-moves
20 Rc2 loss in 2 half-moves
21 Rc3 loss in 2 half-moves
22 Rc4 loss in 2 half-moves
23 Rd8 loss in 2 half-moves