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 Kaa2 draw
4 Kab2 draw
5 Kba2 draw
6 Kbb2 draw
7 Kc1 draw
8 Kc2 draw
9 Rb7 draw
10 Rd7 draw
11 Re4 draw
12 Re5 draw
13 Re6 draw
14 Re8 draw
15 Rf7 draw
16 Re1 loss in 2 half-moves
17 Re2 loss in 2 half-moves
18 Re3 loss in 2 half-moves
19 Rg7 loss in 2 half-moves
20 Rh7 loss in 2 half-moves