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

EGTB: win in 4 half-moves

# move score
1 Re1 win in 3 half-moves
2 Rf2 loss in 6 half-moves
3 d8=N loss in 4 half-moves
4 d8=B loss in 2 half-moves
5 d8=K loss in 2 half-moves
6 d8=Q loss in 2 half-moves
7 d8=R loss in 2 half-moves
8 Nd2 loss in 2 half-moves
9 Nd4 loss in 2 half-moves
10 Ne1 loss in 2 half-moves
11 Ne5 loss in 2 half-moves
12 Ng1 loss in 2 half-moves
13 Ng5 loss in 2 half-moves
14 Nh2 loss in 2 half-moves
15 Nh4 loss in 2 half-moves
16 Ra1 loss in 2 half-moves
17 Rb1 loss in 2 half-moves
18 Rc1 loss in 2 half-moves
19 Rd1 loss in 2 half-moves
20 Rg1 loss in 2 half-moves
21 Rh1 loss in 2 half-moves