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

EGTB: win in 2 half-moves

# move score
1 R4a5 win in 1 half-moves
2 R8a5 win in 1 half-moves
3 Rb4 win in 1 half-moves
4 Rb8 win in 1 half-moves
5 Rc8 win in 1 half-moves
6 Rd8 win in 1 half-moves
7 Re8 win in 1 half-moves
8 R4a6 loss in 2 half-moves
9 R4a7 loss in 2 half-moves
10 R8a6 loss in 2 half-moves
11 R8a7 loss in 2 half-moves
12 Ra1 loss in 2 half-moves
13 Ra2 loss in 2 half-moves
14 Ra3 loss in 2 half-moves
15 Rc4 loss in 2 half-moves
16 Rd4 loss in 2 half-moves
17 Re4 loss in 2 half-moves
18 Rf4 loss in 2 half-moves
19 Rf8 loss in 2 half-moves
20 Rg4 loss in 2 half-moves
21 Rg8 loss in 2 half-moves
22 Rh4 loss in 2 half-moves
23 Rh8 loss in 2 half-moves