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 Rc7 win in 5 half-moves
3 Re1 win in 5 half-moves
4 Kaa1 draw
5 Kaa3 draw
6 Kab1 draw
7 Kab3 draw
8 Kba1 draw
9 Kba3 draw
10 Kbb1 draw
11 Kbb3 draw
12 Kc1 draw
13 Kc2 draw
14 Kc3 draw
15 Rb7 draw
16 Rd7 draw
17 Re2 draw
18 Re6 draw
19 Re8 draw
20 Rf7 draw
21 Re3 loss in 2 half-moves
22 Re4 loss in 2 half-moves
23 Re5 loss in 2 half-moves
24 Rg7 loss in 2 half-moves
25 Rh7 loss in 2 half-moves