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