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

EGTB: win in 2 half-moves

# move score
1 Re4 win in 1 half-moves
2 Rb5 loss in 4 half-moves
3 Kc6 loss in 2 half-moves
4 Kc7 loss in 2 half-moves
5 Kc8 loss in 2 half-moves
6 Kd6 loss in 2 half-moves
7 Kd8 loss in 2 half-moves
8 Ke6 loss in 2 half-moves
9 Ke7 loss in 2 half-moves
10 Ke8 loss in 2 half-moves
11 Ra5 loss in 2 half-moves
12 Rc5 loss in 2 half-moves
13 Rd5 loss in 2 half-moves
14 Re1 loss in 2 half-moves
15 Re2 loss in 2 half-moves
16 Re3 loss in 2 half-moves
17 Re6 loss in 2 half-moves
18 Re7 loss in 2 half-moves
19 Re8 loss in 2 half-moves
20 Rf5 loss in 2 half-moves
21 Rh5 loss in 2 half-moves
22 Rg5 loss in 1 half-moves