Allow time in Thirasia to explore Santorini's smaller sibling islands.
( ( ( Allow ( time ( in Thirasia ) ) ) ( to ( ( explore ( Santorini 's ) ) ( smaller ( sibling islands ) ) ) ) ) . )
(ROOT (S (VP (VB Allow) (NP (NP (NN time)) (PP (IN in) (NP (NNP Thirasia)))) (PP (TO to) (NP (NP (NNP explore) (NNP Santorini) (POS 's)) (JJR smaller) (NN sibling) (NNS islands)))) (. .)))
Santorini has smaller sibling islands that are worth exploring.
( Santorini ( ( has ( ( smaller ( sibling islands ) ) ( that ( are ( worth exploring ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Santorini)) (VP (VBZ has) (NP (NP (JJR smaller) (VBG sibling) (NNS islands)) (SBAR (WHNP (WDT that)) (S (VP (VBP are) (ADJP (JJ worth) (S (VP (VBG exploring))))))))) (. .)))