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

EGTB: win in 4 half-moves

# move score
1 Kc2 win in 3 half-moves
2 Kc3 win in 3 half-moves
3 Kf1 win in 7 half-moves
4 Kf2 win in 7 half-moves
5 Rb1 win in 7 half-moves
6 Kg2 win in 11 half-moves
7 Ka2 draw
8 Ka3 draw
9 Ka4 draw
10 Kb4 draw
11 Kc4 draw
12 Kh1 draw
13 Kh2 draw
14 Ra2 draw
15 Rc2 draw
16 Rd2 draw
17 Rh2 draw
18 Re2 loss in 2 half-moves
19 Rf2 loss in 2 half-moves
20 Rg2 loss in 2 half-moves