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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Rb2 win in 1 half-moves
3 Rb3 win in 1 half-moves
4 Ra7 draw
5 Rb6 draw
6 Re7 draw
7 f8=B loss in 2 half-moves
8 f8=K loss in 2 half-moves
9 f8=N loss in 2 half-moves
10 f8=Q loss in 2 half-moves
11 f8=R loss in 2 half-moves
12 Rb4 loss in 2 half-moves
13 Rb5 loss in 2 half-moves
14 Rb8 loss in 2 half-moves
15 Rc7 loss in 2 half-moves
16 Rd7 loss in 2 half-moves