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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Rf6 win in 1 half-moves
3 Rf8 win in 1 half-moves
4 Rf4 draw
5 Rf5 draw
6 Kd3 loss in 2 half-moves
7 Kd4 loss in 2 half-moves
8 Kd5 loss in 2 half-moves
9 Ke3 loss in 2 half-moves
10 Ke5 loss in 2 half-moves
11 Kf3 loss in 2 half-moves
12 Ra7 loss in 2 half-moves
13 Rc7 loss in 2 half-moves
14 Rd7 loss in 2 half-moves
15 Re7 loss in 2 half-moves
16 Rf1 loss in 2 half-moves
17 Rf2 loss in 2 half-moves
18 Rf3 loss in 2 half-moves
19 Rg7 loss in 2 half-moves
20 Rh7 loss in 2 half-moves
21 Kf4 loss in 1 half-moves
22 Kf5 loss in 1 half-moves