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

EGTB: win in 4 half-moves

# move score
1 Kd4 win in 3 half-moves
2 Kd5 win in 3 half-moves
3 Kd3 draw
4 Ke3 draw
5 Ke5 draw
6 Kf3 draw
7 Kf4 draw
8 Kf5 draw
9 Rc2 draw
10 Rd2 draw
11 Re1 draw
12 Re3 draw
13 Rf2 draw
14 Rg2 draw
15 Rh2 draw
16 Ra2 loss in 2 half-moves
17 Rb2 loss in 2 half-moves