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 Rc7 win in 3 half-moves
4 Rf3 win in 3 half-moves
5 Rf4 win in 3 half-moves
6 Rf5 win in 3 half-moves
7 Ka1 draw
8 Ka2 draw
9 Ka3 draw
10 Ka4 draw
11 Ka5 draw
12 Kb2 draw
13 Kb3 draw
14 Kb5 draw
15 Kc1 draw
16 Kc2 draw
17 Kc3 draw
18 Kc4 draw
19 Kc5 draw
20 Rd7 draw
21 Re7 draw
22 Rf6 draw
23 Rf8 draw
24 Rf1 loss in 2 half-moves
25 Rf2 loss in 2 half-moves
26 Rg7 loss in 2 half-moves
27 Rh7 loss in 2 half-moves