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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Rb7 draw
3 Rb8 draw
4 Rg4 draw
5 f8=B loss in 2 half-moves
6 f8=K loss in 2 half-moves
7 f8=N loss in 2 half-moves
8 f8=Q loss in 2 half-moves
9 f8=R loss in 2 half-moves
10 Ra4 loss in 2 half-moves
11 Rb1 loss in 2 half-moves
12 Rb2 loss in 2 half-moves
13 Rb5 loss in 2 half-moves
14 Rb6 loss in 2 half-moves
15 Rc4 loss in 2 half-moves
16 Rd4 loss in 2 half-moves
17 Re4 loss in 2 half-moves
18 Rf4 loss in 2 half-moves
19 Rh4 loss in 2 half-moves