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

EGTB: win in 2 half-moves

# move score
1 Ka7 win in 1 half-moves
2 Ka8 win in 1 half-moves
3 Ra6 win in 1 half-moves
4 Kb7 draw
5 Rf1 draw
6 Rf5 draw
7 Rf7 draw
8 Rf8 draw
9 Kc7 loss in 2 half-moves
10 Kc8 loss in 2 half-moves
11 Rb6 loss in 2 half-moves
12 Rc6 loss in 2 half-moves
13 Rd6 loss in 2 half-moves
14 Re6 loss in 2 half-moves
15 Rf2 loss in 2 half-moves
16 Rf3 loss in 2 half-moves
17 Rf4 loss in 2 half-moves
18 Rg6 loss in 2 half-moves
19 Rh6 loss in 2 half-moves