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 Ra8 draw
3 Rb4 draw
4 Rb5 draw
5 Re8 draw
6 Rf8 draw
7 Rh8 draw
8 g1=B loss in 2 half-moves
9 g1=K loss in 2 half-moves
10 g1=N loss in 2 half-moves
11 g1=Q loss in 2 half-moves
12 g1=R loss in 2 half-moves
13 Rb1 loss in 2 half-moves
14 Rb2 loss in 2 half-moves
15 Rb3 loss in 2 half-moves
16 Rb7 loss in 2 half-moves
17 Rc8 loss in 2 half-moves
18 Rd8 loss in 2 half-moves
19 Rg8 loss in 2 half-moves