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EGTB: win in 20 half-moves

# move score
1 Ra4 win in 19 half-moves
2 Rb4 win in 21 half-moves
3 Ra1 draw
4 Rb1 draw
5 Rd5 draw
6 Rg1 draw
7 Rh1 draw
8 Rh4 draw
9 Kf1 loss in 2 half-moves
10 Kf2 loss in 2 half-moves
11 Kf3 loss in 2 half-moves
12 Kg1 loss in 2 half-moves
13 Kg3 loss in 2 half-moves
14 Kh1 loss in 2 half-moves
15 Kh2 loss in 2 half-moves
16 Kh3 loss in 2 half-moves
17 R1d2 loss in 2 half-moves
18 R1d3 loss in 2 half-moves
19 R4d2 loss in 2 half-moves
20 R4d3 loss in 2 half-moves
21 Rc1 loss in 2 half-moves
22 Rc4 loss in 2 half-moves
23 Rd6 loss in 2 half-moves
24 Rd7 loss in 2 half-moves
25 Rd8 loss in 2 half-moves
26 Re1 loss in 2 half-moves
27 Re4 loss in 2 half-moves
28 Rf1 loss in 2 half-moves
29 Rf4 loss in 2 half-moves
30 Rg4 loss in 2 half-moves