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

EGTB: win in 4 half-moves

# move score
1 Kc3 win in 3 half-moves
2 Ke2 win in 5 half-moves
3 Ke1 win in 7 half-moves
4 Rb1 win in 15 half-moves
5 Ka3 draw
6 Ka4 draw
7 Ka5 draw
8 Kb5 draw
9 Kc4 draw
10 Kc5 draw
11 Kf2 draw
12 Kg1 draw
13 Ra3 draw
14 Rb2 draw
15 Rc3 draw
16 Rd3 draw
17 Re3 draw
18 Rf3 draw
19 Kg2 loss in 2 half-moves
20 Rg3 loss in 2 half-moves
21 Rh3 loss in 2 half-moves