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

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Rb4 win in 1 half-moves
3 Rc4 win in 1 half-moves
4 Kd5 loss in 2 half-moves
5 Kd6 loss in 2 half-moves
6 Ke6 loss in 2 half-moves
7 Kf5 loss in 2 half-moves
8 Kf6 loss in 2 half-moves
9 Kd4 loss in 1 half-moves
10 Kf4 loss in 1 half-moves
11 Rd4 loss in 1 half-moves
12 Re1 loss in 1 half-moves
13 Re2 loss in 1 half-moves
14 Re3 loss in 1 half-moves
15 Rf4 loss in 1 half-moves
16 Rg4 loss in 1 half-moves
17 Rh4 loss in 1 half-moves