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

EGTB: win in 2 half-moves

# move score
1 Kc6 win in 1 half-moves
2 Kd6 win in 1 half-moves
3 Ra4 win in 1 half-moves
4 K4b5 win in 3 half-moves
5 K4d4 win in 3 half-moves
6 K5b5 win in 3 half-moves
7 Kb3 win in 3 half-moves
8 Kc3 win in 3 half-moves
9 Rb1 win in 3 half-moves
10 Rb2 win in 3 half-moves
11 Rb3 win in 3 half-moves
12 Rb5 win in 3 half-moves
13 Kd3 draw
14 Rb6 draw
15 K4d5 loss in 2 half-moves
16 K5d4 loss in 2 half-moves
17 K5d5 loss in 2 half-moves
18 Rb7 loss in 2 half-moves
19 Rb8 loss in 2 half-moves
20 Kb6 loss in 1 half-moves