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 3 half-moves
3 Kaa7 draw
4 Kab7 draw
5 Kba7 draw
6 Kbb7 draw
7 Kc7 draw
8 Kc8 draw
9 Rb7 draw
10 Rd7 draw
11 Re2 draw
12 Re8 draw
13 Rf7 draw
14 Re1 loss in 2 half-moves
15 Re3 loss in 2 half-moves
16 Re4 loss in 2 half-moves
17 Re5 loss in 2 half-moves
18 Re6 loss in 2 half-moves
19 Rg7 loss in 2 half-moves
20 Rh7 loss in 2 half-moves