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 Ka7 win in 1 half-moves
3 Ka8 win in 1 half-moves
4 Re1 win in 1 half-moves
5 Re2 win in 1 half-moves
6 Re4 draw
7 Rf7 draw
8 Rg7 draw
9 Rh7 draw
10 Kb6 loss in 2 half-moves
11 Kb8 loss in 2 half-moves
12 Kc6 loss in 2 half-moves
13 Kc7 loss in 2 half-moves
14 Kc8 loss in 2 half-moves
15 Rc7 loss in 2 half-moves
16 Rd7 loss in 2 half-moves
17 Re3 loss in 2 half-moves
18 Re5 loss in 2 half-moves
19 Re6 loss in 2 half-moves
20 Re8 loss in 2 half-moves