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

EGTB: win in 4 half-moves

# move score
1 Ka5 win in 3 half-moves
2 Ra6 win in 3 half-moves
3 Rb6 win in 3 half-moves
4 Kb5 win in 5 half-moves
5 Rf2 win in 5 half-moves
6 Rf1 win in 7 half-moves
7 Ka2 draw
8 Ka3 draw
9 Ka4 draw
10 Kb1 draw
11 Kb2 draw
12 Kb3 draw
13 Kc3 draw
14 Kc4 draw
15 Kc5 draw
16 Rc6 draw
17 Rd6 draw
18 Re6 draw
19 Rf7 draw
20 Rf8 draw
21 Rf3 loss in 2 half-moves
22 Rf4 loss in 2 half-moves
23 Rf5 loss in 2 half-moves
24 Rg6 loss in 2 half-moves
25 Rh6 loss in 2 half-moves