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EGTB: win in 4 half-moves

# move score
1 R7a3 win in 3 half-moves
2 Ka1 draw
3 Kb2 draw
4 Kc1 draw
5 Kc2 draw
6 R2a3 draw
7 R2a4 draw
8 R2a6 draw
9 Ra1 draw
10 Ra8 draw
11 Rb2 draw
12 Rb7 draw
13 Rc2 draw
14 Re2 draw
15 Rf2 draw
16 Rf7 draw
17 Rg2 draw
18 Rg7 draw
19 Rh7 draw
20 R2a5 loss in 2 half-moves
21 R7a4 loss in 2 half-moves
22 R7a5 loss in 2 half-moves
23 R7a6 loss in 2 half-moves
24 Rc7 loss in 2 half-moves
25 Rd2 loss in 2 half-moves
26 Rd7 loss in 2 half-moves
27 Re7 loss in 2 half-moves
28 Rh2 loss in 2 half-moves