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EGTB: win in 4 half-moves

# move score
1 Rf4 win in 3 half-moves
2 Rf5 win in 3 half-moves
3 Ra8 draw
4 Rb8 draw
5 Re8 draw
6 Rf1 draw
7 Rf2 draw
8 Rf3 draw
9 K5g5 loss in 2 half-moves
10 K5g6 loss in 2 half-moves
11 K6g5 loss in 2 half-moves
12 K6g6 loss in 2 half-moves
13 Kg4 loss in 2 half-moves
14 Kg7 loss in 2 half-moves
15 Kh4 loss in 2 half-moves
16 Kh7 loss in 2 half-moves
17 Rc8 loss in 2 half-moves
18 Rd8 loss in 2 half-moves
19 Rf6 loss in 2 half-moves
20 Rf7 loss in 2 half-moves
21 Rg8 loss in 2 half-moves
22 Rh8 loss in 2 half-moves