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 Ra1 win in 1 half-moves
3 Ra2 win in 1 half-moves
4 Ra3 win in 1 half-moves
5 d3 loss in 1 half-moves
6 R6a5 loss in 1 half-moves
7 Ra7 loss in 1 half-moves
8 Ra8 loss in 1 half-moves
9 Rb4 loss in 1 half-moves
10 Rb6 loss in 1 half-moves
11 Rc4 loss in 1 half-moves
12 Rc6 loss in 1 half-moves
13 Rd6 loss in 1 half-moves
14 Re6 loss in 1 half-moves
15 Rf6 loss in 1 half-moves
16 Rg6 loss in 1 half-moves
17 Rh6 loss in 1 half-moves