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

EGTB: win in 2 half-moves

# move score
1 Ra3 win in 1 half-moves
2 Kc2 draw
3 Kc3 draw
4 Kc4 draw
5 Kd2 draw
6 Kd4 draw
7 Ke2 draw
8 Ke3 draw
9 Ke4 draw
10 Rb1 draw
11 Rb2 draw
12 Rb4 draw
13 Rb5 draw
14 Rb6 draw
15 Rc3 draw
16 Rb7 loss in 2 half-moves
17 Rb8 loss in 2 half-moves