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 Re7 draw
3 Kb3 loss in 2 half-moves
4 Kb4 loss in 2 half-moves
5 Kb5 loss in 2 half-moves
6 Kc3 loss in 2 half-moves
7 Kc5 loss in 2 half-moves
8 Kd3 loss in 2 half-moves
9 Kd4 loss in 2 half-moves
10 Kd5 loss in 2 half-moves
11 Ra7 loss in 2 half-moves
12 Rb7 loss in 2 half-moves
13 Rc5 loss in 2 half-moves
14 Rc6 loss in 2 half-moves
15 Rd7 loss in 2 half-moves
16 Rf7 loss in 2 half-moves
17 Rg7 loss in 2 half-moves
18 Rh7 loss in 2 half-moves