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

EGTB: win in 2 half-moves

# move score
1 Rc8 win in 1 half-moves
2 Rb7 draw
3 Rd8 draw
4 Kd8 loss in 8 half-moves
5 Ra8 loss in 8 half-moves
6 Kf8 loss in 6 half-moves
7 Rb1 loss in 4 half-moves
8 Rb3 loss in 4 half-moves
9 Kd7 loss in 2 half-moves
10 Ke7 loss in 2 half-moves
11 Kf7 loss in 2 half-moves
12 Rb4 loss in 2 half-moves
13 Rb5 loss in 2 half-moves
14 Rb6 loss in 2 half-moves
15 Rb2 loss in 1 half-moves