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

EGTB: win in 4 half-moves

# move score
1 Rb7 win in 3 half-moves
2 Rc7 win in 3 half-moves
3 Kb5 win in 5 half-moves
4 Re4 win in 5 half-moves
5 Re5 win in 5 half-moves
6 Ra7 win in 9 half-moves
7 Ka1 draw
8 Ka2 draw
9 Kb2 draw
10 Kb3 draw
11 Kb4 draw
12 Kc1 draw
13 Kc2 draw
14 Kc3 draw
15 Kc5 draw
16 Kd3 draw
17 Kd4 draw
18 Kd5 draw
19 Rd7 draw
20 Re3 draw
21 Re6 draw
22 Re8 draw
23 Rf7 draw
24 Re1 loss in 2 half-moves
25 Re2 loss in 2 half-moves
26 Rg7 loss in 2 half-moves
27 Rh7 loss in 2 half-moves