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 Kd4 draw
3 Kd5 draw
4 Ke5 draw
5 Kf5 draw
6 Rb5 draw
7 Rb6 draw
8 Rb7 draw
9 Rb8 draw
10 Rc4 draw
11 Kd3 loss in 2 half-moves
12 Ke3 loss in 2 half-moves
13 Kf3 loss in 2 half-moves
14 Kf4 loss in 2 half-moves
15 Rb1 loss in 2 half-moves
16 Rb2 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rd4 loss in 2 half-moves