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 Rf3 win in 1 half-moves
3 Ra3 loss in 6 half-moves
4 Rb3 loss in 6 half-moves
5 Kd5 loss in 2 half-moves
6 Kd6 loss in 2 half-moves
7 Kd7 loss in 2 half-moves
8 Ke5 loss in 2 half-moves
9 Ke7 loss in 2 half-moves
10 Kf5 loss in 2 half-moves
11 Kf6 loss in 2 half-moves
12 Kf7 loss in 2 half-moves
13 Rc3 loss in 2 half-moves
14 Rd3 loss in 2 half-moves
15 Re5 loss in 2 half-moves
16 Re1 loss in 1 half-moves
17 Re2 loss in 1 half-moves
18 Rg3 loss in 1 half-moves
19 Rh3 loss in 1 half-moves