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 Re3 win in 3 half-moves
5 Re4 win in 3 half-moves
6 Re5 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 Kc4 draw
16 Kc5 draw
17 Rd7 draw
18 Re6 draw
19 Re8 draw
20 Kc1 loss in 2 half-moves
21 Kc2 loss in 2 half-moves
22 Kc3 loss in 2 half-moves
23 Re1 loss in 2 half-moves
24 Re2 loss in 2 half-moves
25 Rf7 loss in 2 half-moves
26 Rg7 loss in 2 half-moves
27 Rh7 loss in 2 half-moves