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

EGTB: win in 2 half-moves

# move score
1 Rb6 win in 1 half-moves
2 Kc6 draw
3 Kc7 draw
4 Kc8 draw
5 Kd8 draw
6 Ke7 draw
7 Rf5 draw
8 Rf8 draw
9 Kd6 loss in 4 half-moves
10 Ke6 loss in 4 half-moves
11 Ke8 loss in 4 half-moves
12 Rf1 loss in 4 half-moves
13 Rf7 loss in 4 half-moves
14 Ra6 loss in 2 half-moves
15 Rc6 loss in 2 half-moves
16 Rd6 loss in 2 half-moves
17 Re6 loss in 2 half-moves
18 Rf2 loss in 2 half-moves
19 Rf3 loss in 2 half-moves
20 Rf4 loss in 2 half-moves
21 Rg6 loss in 2 half-moves
22 Rh6 loss in 2 half-moves