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

EGTB: win in 2 half-moves

# move score
1 Ra4 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 Rb1 draw
11 Rb2 draw
12 Rb5 draw
13 Rb6 draw
14 Rb7 draw
15 Rb8 draw
16 Rb3 loss in 2 half-moves
17 Rc4 loss in 2 half-moves