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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Kc4 draw
3 Kc5 draw
4 Kd3 draw
5 Kd5 draw
6 Rb1 draw
7 Rb3 draw
8 Rb6 draw
9 Rb7 draw
10 Rc4 draw
11 Kc3 loss in 2 half-moves
12 Ke3 loss in 2 half-moves
13 Ke4 loss in 2 half-moves
14 Ke5 loss in 2 half-moves
15 Ra4 loss in 2 half-moves
16 Rb5 loss in 2 half-moves
17 Rb8 loss in 2 half-moves