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 Kd4 draw
3 Kd5 draw
4 Ke5 draw
5 Kf4 draw
6 Ra4 draw
7 Rc4 draw
8 Kd3 loss in 2 half-moves
9 Ke3 loss in 2 half-moves
10 Kf3 loss in 2 half-moves
11 Kf5 loss in 2 half-moves
12 Rb1 loss in 2 half-moves
13 Rb3 loss in 2 half-moves
14 Rb5 loss in 2 half-moves
15 Rb6 loss in 2 half-moves
16 Rb7 loss in 2 half-moves
17 Rb8 loss in 2 half-moves
18 Rd4 loss in 2 half-moves