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EGTB: win in 4 half-moves

# move score
1 Rc4 win in 3 half-moves
2 Rb6 draw
3 Rb7 draw
4 Rb8 draw
5 Rbe4 draw
6 Rf4 draw
7 Rg4 draw
8 Rh4 draw
9 Ra1 loss in 2 half-moves
10 Ra4 loss in 2 half-moves
11 Rb2 loss in 2 half-moves
12 Rb3 loss in 2 half-moves
13 Rb5 loss in 2 half-moves
14 Rbb1 loss in 2 half-moves
15 Rc1 loss in 2 half-moves
16 Rd1 loss in 2 half-moves
17 Rd4 loss in 2 half-moves
18 Re2 loss in 2 half-moves
19 Re3 loss in 2 half-moves
20 Re5 loss in 2 half-moves
21 Re6 loss in 2 half-moves
22 Re7 loss in 2 half-moves
23 Re8 loss in 2 half-moves
24 Reb1 loss in 2 half-moves
25 Ree4 loss in 2 half-moves
26 Rf1 loss in 2 half-moves
27 Rg1 loss in 2 half-moves
28 Rh1 loss in 2 half-moves