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 Rg3 loss in 6 half-moves
3 Ke2 loss in 2 half-moves
4 Ke3 loss in 2 half-moves
5 Ke4 loss in 2 half-moves
6 Kf2 loss in 2 half-moves
7 Kf4 loss in 2 half-moves
8 Kg2 loss in 2 half-moves
9 Kg3 loss in 2 half-moves
10 Rb4 loss in 2 half-moves
11 Rc4 loss in 2 half-moves
12 Rd4 loss in 2 half-moves
13 Re4 loss in 2 half-moves
14 Rf4 loss in 2 half-moves
15 Rg1 loss in 2 half-moves
16 Rg2 loss in 2 half-moves
17 Rg5 loss in 2 half-moves
18 Rg6 loss in 2 half-moves
19 Rg7 loss in 2 half-moves
20 Rg8 loss in 2 half-moves
21 Rh4 loss in 2 half-moves