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EGTB: win in 4 half-moves

# move score
1 Rg4 win in 3 half-moves
2 Rh4 win in 3 half-moves
3 Bf8 draw
4 Bg7 draw
5 Rd4 draw
6 Rf1 draw
7 Ra4 loss in 2 half-moves
8 Rb4 loss in 2 half-moves
9 Rc4 loss in 2 half-moves
10 Re4 loss in 2 half-moves
11 Rf2 loss in 2 half-moves
12 Rf3 loss in 2 half-moves
13 Bg5 loss in 1 half-moves
14 Nd4 loss in 1 half-moves
15 Nd6 loss in 1 half-moves
16 Ne3 loss in 1 half-moves
17 Ne7 loss in 1 half-moves
18 Ng3 loss in 1 half-moves
19 Ng7 loss in 1 half-moves
20 Nh4 loss in 1 half-moves