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 Re6 win in 3 half-moves
4 Kc3 win in 5 half-moves
5 Kd3 win in 5 half-moves
6 Kb1 draw
7 Kb2 draw
8 Kcc1 draw
9 Kcd2 draw
10 Kdc1 draw
11 Kdd2 draw
12 Ra6 draw
13 Rd6 draw
14 Rf4 draw
15 Rf5 draw
16 Rf7 draw
17 Rf8 draw
18 Kb3 loss in 2 half-moves
19 Ke1 loss in 2 half-moves
20 Ke2 loss in 2 half-moves
21 Rf1 loss in 2 half-moves
22 Rf2 loss in 2 half-moves
23 Rf3 loss in 2 half-moves
24 Rg6 loss in 2 half-moves
25 Rh6 loss in 2 half-moves