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

EGTB: win in 4 half-moves

# move score
1 Ra7 win in 3 half-moves
2 Rb7 win in 3 half-moves
3 Rd8 win in 3 half-moves
4 Qe5 draw
5 Rb1 draw
6 Qa2 loss in 2 half-moves
7 Qa3 loss in 2 half-moves
8 Qa4 loss in 2 half-moves
9 Qa5 loss in 2 half-moves
10 Qa6 loss in 2 half-moves
11 Qa7 loss in 2 half-moves
12 Qb1 loss in 2 half-moves
13 Qb2 loss in 2 half-moves
14 Qc1 loss in 2 half-moves
15 Qc3 loss in 2 half-moves
16 Qd1 loss in 2 half-moves
17 Qd4 loss in 2 half-moves
18 Qe1 loss in 2 half-moves
19 Qf1 loss in 2 half-moves
20 Qg1 loss in 2 half-moves
21 Qg7 loss in 2 half-moves
22 Qh1 loss in 2 half-moves
23 Qh8 loss in 2 half-moves
24 Ra2 loss in 2 half-moves
25 Ra3 loss in 2 half-moves
26 Ra4 loss in 2 half-moves
27 Ra5 loss in 2 half-moves
28 Ra6 loss in 2 half-moves
29 Rb2 loss in 2 half-moves
30 Rb3 loss in 2 half-moves
31 Rb4 loss in 2 half-moves
32 Rb5 loss in 2 half-moves
33 Rb6 loss in 2 half-moves
34 Rc8 loss in 2 half-moves
35 Re8 loss in 2 half-moves
36 Rf8 loss in 2 half-moves
37 Rg8 loss in 2 half-moves
38 Rh8 loss in 2 half-moves
39 Qf6 loss in 1 half-moves