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