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

EGTB: win in 2 half-moves

# move score
1 Rg4 win in 1 half-moves
2 Rg6 win in 1 half-moves
3 Ra4 loss in 2 half-moves
4 Ra6 loss in 2 half-moves
5 Rb4 loss in 2 half-moves
6 Rb6 loss in 2 half-moves
7 Rc4 loss in 2 half-moves
8 Rc6 loss in 2 half-moves
9 Rd4 loss in 2 half-moves
10 Rd6 loss in 2 half-moves
11 Re4 loss in 2 half-moves
12 Re6 loss in 2 half-moves
13 Rf3 loss in 2 half-moves
14 Rf7 loss in 2 half-moves
15 Rf8 loss in 2 half-moves
16 Rh4 loss in 2 half-moves
17 Rh6 loss in 2 half-moves
18 R4f5 loss in 1 half-moves
19 R6f5 loss in 1 half-moves
20 Rf1 loss in 1 half-moves
21 Rf2 loss in 1 half-moves