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

EGTB: win in 2 half-moves

# move score
1 Ra2 win in 1 half-moves
2 Ra4 win in 1 half-moves
3 d8=B loss in 2 half-moves
4 d8=K loss in 2 half-moves
5 d8=N loss in 2 half-moves
6 d8=Q loss in 2 half-moves
7 d8=R loss in 2 half-moves
8 Nf1 loss in 2 half-moves
9 Nf3 loss in 2 half-moves
10 Ng4 loss in 2 half-moves
11 Ra1 loss in 2 half-moves
12 Ra3 loss in 2 half-moves
13 Ra5 loss in 2 half-moves
14 Ra8 loss in 2 half-moves
15 Rc6 loss in 2 half-moves
16 Rd6 loss in 2 half-moves
17 Re6 loss in 2 half-moves
18 Rg6 loss in 2 half-moves
19 Rh6 loss in 2 half-moves
20 Ra7 loss in 1 half-moves
21 Rb6 loss in 1 half-moves
22 Rf6 loss in 1 half-moves