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 Ke4 draw
8 Ke5 draw
9 Rb3 draw
10 Rb5 draw
11 Rb6 draw
12 Rb7 draw
13 Rb8 draw
14 Rc4 draw
15 Ke3 loss in 2 half-moves
16 Rb1 loss in 2 half-moves
17 Rb2 loss in 2 half-moves