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EGTB: win in 4 half-moves

# move score
1 Rh8 win in 3 half-moves
2 Nb6 draw
3 Nb8 draw
4 Nc5 draw
5 Ra3 draw
6 Re3 draw
7 Rh6 draw
8 Rh7 draw
9 g7 loss in 2 half-moves
10 Ne5 loss in 2 half-moves
11 Nf6 loss in 2 half-moves
12 Nf8 loss in 2 half-moves
13 Rb3 loss in 2 half-moves
14 Rc3 loss in 2 half-moves
15 Rd3 loss in 2 half-moves
16 Rf3 loss in 2 half-moves
17 Rg3 loss in 2 half-moves
18 Rh1 loss in 2 half-moves
19 Rh2 loss in 2 half-moves
20 Rh4 loss in 2 half-moves
21 Rh5 loss in 2 half-moves