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EGTB: win in 4 half-moves

# move score
1 Rf2 win in 3 half-moves
2 Ra2 draw
3 Rd4 draw
4 Rd5 draw
5 Rd6 draw
6 Rdh2 draw
7 Rh3 draw
8 Rh7 draw
9 Kc1 loss in 2 half-moves
10 Kc2 loss in 2 half-moves
11 Ke1 loss in 2 half-moves
12 Ke2 loss in 2 half-moves
13 Rb2 loss in 2 half-moves
14 Rc2 loss in 2 half-moves
15 Rd3 loss in 2 half-moves
16 Rd7 loss in 2 half-moves
17 Rd8 loss in 2 half-moves
18 Re1 loss in 2 half-moves
19 Re2 loss in 2 half-moves
20 Rf1 loss in 2 half-moves
21 Rg1 loss in 2 half-moves
22 Rg2 loss in 2 half-moves
23 Rh4 loss in 2 half-moves
24 Rh5 loss in 2 half-moves
25 Rh6 loss in 2 half-moves
26 Rh8 loss in 2 half-moves
27 Rhh2 loss in 2 half-moves