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

EGTB: win in 2 half-moves

# move score
1 R4a6 win in 1 half-moves
2 R8a6 win in 1 half-moves
3 Rd4 win in 1 half-moves
4 Rd8 win in 1 half-moves
5 R4a5 loss in 2 half-moves
6 R4a7 loss in 2 half-moves
7 R8a5 loss in 2 half-moves
8 R8a7 loss in 2 half-moves
9 Ra1 loss in 2 half-moves
10 Ra2 loss in 2 half-moves
11 Ra3 loss in 2 half-moves
12 Rb4 loss in 2 half-moves
13 Rb8 loss in 2 half-moves
14 Rc4 loss in 2 half-moves
15 Rc8 loss in 2 half-moves
16 Re4 loss in 2 half-moves
17 Re8 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