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EGTB: win in 4 half-moves

# move score
1 Rb7 win in 3 half-moves
2 Qa2 draw
3 Qb1 draw
4 Ra3 draw
5 Rb1 draw
6 Rb2 draw
7 Rbc3 draw
8 Qb2 loss in 2 half-moves
9 Qc1 loss in 2 half-moves
10 Qc3 loss in 2 half-moves
11 Qc4 loss in 2 half-moves
12 Qc5 loss in 2 half-moves
13 Qc6 loss in 2 half-moves
14 Qc7 loss in 2 half-moves
15 Qc8 loss in 2 half-moves
16 Qd1 loss in 2 half-moves
17 Qd2 loss in 2 half-moves
18 Qe2 loss in 2 half-moves
19 Qf2 loss in 2 half-moves
20 Qg2 loss in 2 half-moves
21 Qh2 loss in 2 half-moves
22 Rb4 loss in 2 half-moves
23 Rb5 loss in 2 half-moves
24 Rb6 loss in 2 half-moves
25 Rb8 loss in 2 half-moves
26 Rd1 loss in 2 half-moves
27 Rd2 loss in 2 half-moves
28 Rd4 loss in 2 half-moves
29 Rd5 loss in 2 half-moves
30 Rd6 loss in 2 half-moves
31 Rd7 loss in 2 half-moves
32 Rd8 loss in 2 half-moves
33 Rdc3 loss in 2 half-moves
34 Re3 loss in 2 half-moves
35 Rf3 loss in 2 half-moves
36 Rg3 loss in 2 half-moves
37 Rh3 loss in 2 half-moves