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

EGTB: win in 2 half-moves

# move score
1 Rb6 win in 1 half-moves
2 Re3 win in 1 half-moves
3 Re4 win in 1 half-moves
4 Kc1 loss in 2 half-moves
5 Kc2 loss in 2 half-moves
6 Kd2 loss in 2 half-moves
7 Ke1 loss in 2 half-moves
8 Ra6 loss in 2 half-moves
9 Rc6 loss in 2 half-moves
10 Rd6 loss in 2 half-moves
11 Re1 loss in 2 half-moves
12 Re5 loss in 2 half-moves
13 Re7 loss in 2 half-moves
14 Re8 loss in 2 half-moves
15 Rf6 loss in 2 half-moves
16 Rg6 loss in 2 half-moves
17 Rh6 loss in 2 half-moves
18 Ke2 loss in 1 half-moves
19 Re2 loss in 1 half-moves