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EGTB: win in 18 half-moves

# move score
1 Rb7 win in 17 half-moves
2 Kd3 draw
3 Kd6 draw
4 Kd7 draw
5 Kd8 draw
6 Ke6 draw
7 Ke8 draw
8 Kf6 draw
9 Kf7 draw
10 Kf8 draw
11 Ra3 draw
12 Kb2 loss in 2 half-moves
13 Kb4 loss in 2 half-moves
14 Kc2 loss in 2 half-moves
15 Kc4 loss in 2 half-moves
16 Kd2 loss in 2 half-moves
17 Kd4 loss in 2 half-moves
18 Rb1 loss in 2 half-moves
19 Rb2 loss in 2 half-moves
20 Rb4 loss in 2 half-moves
21 Rb5 loss in 2 half-moves
22 Rb6 loss in 2 half-moves
23 Rb8 loss in 2 half-moves