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

EGTB: win in 4 half-moves

# move score
1 Kc7 win in 3 half-moves
2 Kb7 win in 5 half-moves
3 Rb1 win in 13 half-moves
4 Ka5 draw
5 Ka6 draw
6 Ka7 draw
7 Kb5 draw
8 Kc5 draw
9 Kc6 draw
10 Kd2 draw
11 Ke2 draw
12 Ke3 draw
13 Ke4 draw
14 Rd2 draw
15 Re1 draw
16 Kc2 loss in 2 half-moves
17 Kc3 loss in 2 half-moves
18 Kc4 loss in 2 half-moves
19 Kd4 loss in 2 half-moves
20 Ra1 loss in 2 half-moves
21 Rc1 loss in 2 half-moves
22 Rf1 loss in 2 half-moves
23 Rg1 loss in 2 half-moves
24 Rh1 loss in 2 half-moves