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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Kc4 win in 3 half-moves
3 Ka7 draw
4 Ka8 draw
5 Kb7 draw
6 Kc7 draw
7 Kc8 draw
8 Ra4 draw
9 Rb5 draw
10 Rb6 draw
11 Rb7 draw
12 Rc4 draw
13 Kc3 loss in 2 half-moves
14 Kc5 loss in 2 half-moves
15 Kd3 loss in 2 half-moves
16 Kd5 loss in 2 half-moves
17 Ke3 loss in 2 half-moves
18 Ke4 loss in 2 half-moves
19 Ke5 loss in 2 half-moves
20 Rb2 loss in 2 half-moves
21 Rb3 loss in 2 half-moves