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

EGTB: win in 4 half-moves

# move score
1 Rb4 win in 3 half-moves
2 Qc1 draw
3 Qf5 draw
4 Ra1 draw
5 Rb2 draw
6 Rb3 draw
7 Rc1 draw
8 Qa2 loss in 2 half-moves
9 Qa4 loss in 2 half-moves
10 Qb2 loss in 2 half-moves
11 Qb3 loss in 2 half-moves
12 Qc3 loss in 2 half-moves
13 Qc4 loss in 2 half-moves
14 Qc5 loss in 2 half-moves
15 Qc6 loss in 2 half-moves
16 Qc7 loss in 2 half-moves
17 Qc8 loss in 2 half-moves
18 Qd1 loss in 2 half-moves
19 Qd2 loss in 2 half-moves
20 Qd3 loss in 2 half-moves
21 Qe2 loss in 2 half-moves
22 Qe4 loss in 2 half-moves
23 Qf2 loss in 2 half-moves
24 Qg2 loss in 2 half-moves
25 Qg6 loss in 2 half-moves
26 Qh2 loss in 2 half-moves
27 Qh7 loss in 2 half-moves
28 Rb5 loss in 2 half-moves
29 Rb6 loss in 2 half-moves
30 Rb7 loss in 2 half-moves
31 Rb8 loss in 2 half-moves
32 Rd1 loss in 2 half-moves
33 Re1 loss in 2 half-moves
34 Rf1 loss in 2 half-moves
35 Rg1 loss in 2 half-moves
36 Rh1 loss in 2 half-moves