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 Rd8 draw
3 Re8 draw
4 Rf8 draw
5 Kf7 loss in 2 half-moves
6 Kf8 loss in 2 half-moves
7 Kg7 loss in 2 half-moves
8 Kh7 loss in 2 half-moves
9 Kh8 loss in 2 half-moves
10 Ra8 loss in 2 half-moves
11 Rb7 loss in 2 half-moves
12 Rb1 loss in 1 half-moves
13 Rb2 loss in 1 half-moves
14 Rb3 loss in 1 half-moves
15 Rb4 loss in 1 half-moves
16 Rb5 loss in 1 half-moves
17 Rb6 loss in 1 half-moves