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

EGTB: win in 2 half-moves

# move score
1 Re7 win in 1 half-moves
2 Rf1 draw
3 Rf2 draw
4 Rf3 draw
5 Rf6 draw
6 Ka7 loss in 2 half-moves
7 Kb7 loss in 2 half-moves
8 Kb8 loss in 2 half-moves
9 Kg7 loss in 2 half-moves
10 Kg8 loss in 2 half-moves
11 Kh7 loss in 2 half-moves
12 Ra7 loss in 2 half-moves
13 Rb7 loss in 2 half-moves
14 Rc7 loss in 2 half-moves
15 Rd7 loss in 2 half-moves
16 Rf4 loss in 2 half-moves
17 Rf5 loss in 2 half-moves
18 Rf8 loss in 2 half-moves
19 Rg7 loss in 2 half-moves
20 Rh7 loss in 2 half-moves