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 Kc4 win in 3 half-moves
3 Kb7 win in 5 half-moves
4 Rb3 win in 7 half-moves
5 Ka6 draw
6 Ka8 draw
7 Kb6 draw
8 Kc2 draw
9 Kd2 draw
10 Kd4 draw
11 Ra8 draw
12 Rb1 draw
13 Rb2 draw
14 Rb7 draw
15 Rc8 draw
16 Rd8 draw
17 Re8 draw
18 Rf8 draw
19 Ke2 loss in 2 half-moves
20 Ke3 loss in 2 half-moves
21 Ke4 loss in 2 half-moves
22 Rb4 loss in 2 half-moves
23 Rb5 loss in 2 half-moves
24 Rb6 loss in 2 half-moves
25 Rg8 loss in 2 half-moves
26 Rh8 loss in 2 half-moves