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

EGTB: win in 4 half-moves

# move score
1 Ra7 win in 3 half-moves
2 Rb7 win in 3 half-moves
3 Kbc7 draw
4 Kdc7 draw
5 Rc7 draw
6 Rf1 draw
7 Rf2 draw
8 Rf3 draw
9 Rg7 draw
10 Rh7 draw
11 Ka7 loss in 2 half-moves
12 Ka8 loss in 2 half-moves
13 Kb7 loss in 2 half-moves
14 Kd7 loss in 2 half-moves
15 Ke7 loss in 2 half-moves
16 Ke8 loss in 2 half-moves
17 Rd7 loss in 2 half-moves
18 Re7 loss in 2 half-moves
19 Rf4 loss in 2 half-moves
20 Rf5 loss in 2 half-moves
21 Rf6 loss in 2 half-moves
22 Rf8 loss in 2 half-moves
23 Kbc8 loss in 1 half-moves
24 Kdc8 loss in 1 half-moves