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EGTB: win in 4 half-moves

# move score
1 Rf3 win in 3 half-moves
2 Nf2 draw
3 Rc4 draw
4 Rc8 draw
5 Re3 draw
6 Rg3 draw
7 Rh3 draw
8 g7 loss in 2 half-moves
9 Ng3 loss in 2 half-moves
10 Ra3 loss in 2 half-moves
11 Rb3 loss in 2 half-moves
12 Rc1 loss in 2 half-moves
13 Rc2 loss in 2 half-moves
14 Rc5 loss in 2 half-moves
15 Rc6 loss in 2 half-moves
16 Rc7 loss in 2 half-moves
17 Rd3 loss in 2 half-moves