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

EGTB: win in 2 half-moves

# move score
1 Ka6 win in 1 half-moves
2 Kb6 win in 1 half-moves
3 Re1 win in 1 half-moves
4 Re2 win in 1 half-moves
5 Re3 win in 1 half-moves
6 Re6 win in 1 half-moves
7 Rb7 draw
8 Ra7 loss in 8 half-moves
9 Rc7 loss in 6 half-moves
10 Ka4 loss in 2 half-moves
11 Kb4 loss in 2 half-moves
12 Kb5 loss in 2 half-moves
13 Re4 loss in 2 half-moves
14 Re5 loss in 2 half-moves
15 Re8 loss in 2 half-moves
16 Rf7 loss in 2 half-moves
17 Rg7 loss in 2 half-moves
18 Rh7 loss in 2 half-moves
19 Rd7 loss in 1 half-moves