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

EGTB: win in 2 half-moves

# move score
1 Re8 win in 1 half-moves
2 Rf4 loss in 6 half-moves
3 Rb4 loss in 4 half-moves
4 Kd1 loss in 2 half-moves
5 Kd2 loss in 2 half-moves
6 Kd3 loss in 2 half-moves
7 Ke1 loss in 2 half-moves
8 Ke3 loss in 2 half-moves
9 Kf1 loss in 2 half-moves
10 Kf2 loss in 2 half-moves
11 Kf3 loss in 2 half-moves
12 Rc4 loss in 2 half-moves
13 Rd4 loss in 2 half-moves
14 Re3 loss in 2 half-moves
15 Rg4 loss in 2 half-moves
16 Rh4 loss in 2 half-moves
17 Ra4 loss in 1 half-moves
18 Re5 loss in 1 half-moves
19 Re6 loss in 1 half-moves
20 Re7 loss in 1 half-moves