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EGTB: win in 4 half-moves

# move score
1 Ra3 win in 3 half-moves
2 Bb7 draw
3 Nc3 draw
4 Ra4 draw
5 Ra5 draw
6 Ra8 draw
7 Rf7 draw
8 Rg7 draw
9 Ba8 loss in 2 half-moves
10 Bc6 loss in 2 half-moves
11 Bd5 loss in 2 half-moves
12 Be4 loss in 2 half-moves
13 Bf3 loss in 2 half-moves
14 Bg2 loss in 2 half-moves
15 Nb4 loss in 2 half-moves
16 Nc1 loss in 2 half-moves
17 Ra6 loss in 2 half-moves
18 Rb7 loss in 2 half-moves
19 Rc7 loss in 2 half-moves
20 Rd7 loss in 2 half-moves
21 Re7 loss in 2 half-moves
22 Rh7 loss in 2 half-moves