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

EGTB: win in 2 half-moves

# move score
1 Rb6 win in 1 half-moves
2 Rb8 win in 1 half-moves
3 Rb7 win in 3 half-moves
4 d8=K draw
5 Ra2 draw
6 Rb1 draw
7 Re2 draw
8 Rf2 draw
9 d8=B loss in 2 half-moves
10 d8=N loss in 2 half-moves
11 d8=Q loss in 2 half-moves
12 d8=R loss in 2 half-moves
13 Rb3 loss in 2 half-moves
14 Rb4 loss in 2 half-moves
15 Rb5 loss in 2 half-moves
16 Rc2 loss in 2 half-moves
17 Rd2 loss in 2 half-moves
18 Rg2 loss in 2 half-moves
19 Rh2 loss in 2 half-moves