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EGTB: win in 4 half-moves

# move score
1 Rg2 win in 3 half-moves
2 Kg2 draw
3 Kg3 draw
4 Kh2 draw
5 Rc2 draw
6 Rd2 draw
7 Re4 draw
8 Re7 draw
9 Rf2 draw
10 Rh2 draw
11 Kg4 loss in 2 half-moves
12 Kh4 loss in 2 half-moves
13 Ra2 loss in 2 half-moves
14 Rb2 loss in 2 half-moves
15 Re1 loss in 2 half-moves
16 Re3 loss in 2 half-moves
17 Re5 loss in 2 half-moves
18 Re6 loss in 2 half-moves
19 Re8 loss in 2 half-moves