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

EGTB: win in 2 half-moves

# move score
1 Re6 win in 1 half-moves
2 Kb6 draw
3 Kc6 draw
4 Ra1 draw
5 Ra2 draw
6 Ra3 draw
7 Ra4 draw
8 Ra5 draw
9 Rf6 draw
10 Rg6 draw
11 Rh6 draw
12 Ka4 loss in 2 half-moves
13 Ka5 loss in 2 half-moves
14 Kb4 loss in 2 half-moves
15 Kc4 loss in 2 half-moves
16 Kc5 loss in 2 half-moves
17 Ra7 loss in 2 half-moves
18 Ra8 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rc6 loss in 2 half-moves
21 Rd6 loss in 2 half-moves