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

EGTB: win in 4 half-moves

# move score
1 Rb3 win in 3 half-moves
2 Rb2 draw
3 Qa1 loss in 2 half-moves
4 Qa2 loss in 2 half-moves
5 Qb2 loss in 2 half-moves
6 Qb3 loss in 2 half-moves
7 Qb4 loss in 2 half-moves
8 Qb5 loss in 2 half-moves
9 Qb6 loss in 2 half-moves
10 Qb7 loss in 2 half-moves
11 Qc1 loss in 2 half-moves
12 Qc2 loss in 2 half-moves
13 Qd1 loss in 2 half-moves
14 Qd3 loss in 2 half-moves
15 Qe1 loss in 2 half-moves
16 Qe4 loss in 2 half-moves
17 Qf1 loss in 2 half-moves
18 Qf5 loss in 2 half-moves
19 Qg1 loss in 2 half-moves
20 Qg6 loss in 2 half-moves
21 Qh1 loss in 2 half-moves
22 Qh7 loss in 2 half-moves
23 Ra8 loss in 2 half-moves
24 Rb4 loss in 2 half-moves
25 Rb5 loss in 2 half-moves
26 Rb6 loss in 2 half-moves
27 Rb7 loss in 2 half-moves
28 Rc8 loss in 2 half-moves
29 Rg8 loss in 2 half-moves
30 Rh8 loss in 2 half-moves
31 Rd8 loss in 1 half-moves
32 Re8 loss in 1 half-moves
33 Rf8 loss in 1 half-moves