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 Kc3 draw
3 Kc4 draw
4 Kc5 draw
5 Kd3 draw
6 Kd5 draw
7 Ke3 draw
8 Ke4 draw
9 Ke5 draw
10 Kg1 draw
11 Kg2 draw
12 Kh2 draw
13 Ra4 draw
14 Rb3 draw
15 Rb5 draw
16 Rb6 draw
17 Rb7 draw
18 Rb8 draw
19 Rc4 draw
20 Rb1 loss in 1 half-moves