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

EGTB: win in 4 half-moves

# move score
1 Re7 win in 3 half-moves
2 Re8 win in 3 half-moves
3 Ra2 draw
4 Rb2 draw
5 Rc2 draw
6 Rd2 draw
7 Re3 draw
8 Re4 draw
9 Re5 draw
10 Re6 draw
11 Kf7 loss in 2 half-moves
12 Kf8 loss in 2 half-moves
13 Kgg7 loss in 2 half-moves
14 Kgh7 loss in 2 half-moves
15 Khg7 loss in 2 half-moves
16 Khh7 loss in 2 half-moves
17 Re1 loss in 2 half-moves
18 Rf2 loss in 2 half-moves
19 Rg2 loss in 2 half-moves
20 Rh2 loss in 2 half-moves