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

EGTB: win in 4 half-moves

# move score
1 Rb6 win in 3 half-moves
2 Rc6 win in 3 half-moves
3 Kc7 win in 9 half-moves
4 Ka7 draw
5 Ka8 draw
6 Kb7 draw
7 Kc4 draw
8 Kc5 draw
9 Kc6 draw
10 Kc8 draw
11 Kd4 draw
12 Kd6 draw
13 Ke6 draw
14 Ra6 draw
15 Rd6 draw
16 Re6 draw
17 Rf2 draw
18 Rf7 draw
19 Rf8 draw
20 Ke4 loss in 2 half-moves
21 Ke5 loss in 2 half-moves
22 Rf1 loss in 2 half-moves
23 Rf3 loss in 2 half-moves
24 Rf4 loss in 2 half-moves
25 Rf5 loss in 2 half-moves
26 Rg6 loss in 2 half-moves
27 Rh6 loss in 2 half-moves