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

EGTB: win in 4 half-moves

# move score
1 Ke3 win in 3 half-moves
2 Kh4 win in 3 half-moves
3 Re2 win in 3 half-moves
4 Ke2 win in 9 half-moves
5 Kf2 win in 9 half-moves
6 Kfg2 draw
7 Kfg3 draw
8 Kfg4 draw
9 Khg2 draw
10 Khg3 draw
11 Khg4 draw
12 Ra2 draw
13 Rf2 draw
14 Rg2 draw
15 Rh1 draw
16 Ke4 loss in 2 half-moves
17 Kf4 loss in 2 half-moves
18 Rb2 loss in 2 half-moves
19 Rc2 loss in 2 half-moves
20 Rd2 loss in 2 half-moves