Since there is no airport on the island, all visitors must arrive at the port, Skala, where most of the hotels are located and all commercial activity is carried out.
( ( Since ( there ( is ( ( no airport ) ( on ( the island ) ) ) ) ) ) ( , ( ( all visitors ) ( ( must ( ( arrive ( at ( ( ( ( the port ) , ) Skala ) , ) ) ) ( where ( ( ( ( most ( of ( the hotels ) ) ) ( are located ) ) and ) ( ( all ( commercial activity ) ) ( is ( carried out ) ) ) ) ) ) ) . ) ) ) )
(ROOT (S (SBAR (IN Since) (S (NP (EX there)) (VP (VBZ is) (NP (NP (DT no) (NN airport)) (PP (IN on) (NP (DT the) (NN island))))))) (, ,) (NP (DT all) (NNS visitors)) (VP (MD must) (VP (VB arrive) (PP (IN at) (NP (NP (DT the) (NN port)) (, ,) (NP (NNP Skala)) (, ,))) (SBAR (WHADVP (WRB where)) (S (S (NP (NP (JJS most)) (PP (IN of) (NP (DT the) (NNS hotels)))) (VP (VBP are) (VP (VBN located)))) (CC and) (S (NP (DT all) (JJ commercial) (NN activity)) (VP (VBZ is) (VP (VBN carried) (PRT (RP out))))))))) (. .)))
There isn't enough room for an airport on the island.
( There ( ( ( is n't ) ( ( enough room ) ( for ( ( an airport ) ( on ( the island ) ) ) ) ) ) . ) )
(ROOT (S (NP (EX There)) (VP (VBZ is) (RB n't) (NP (NP (JJ enough) (NN room)) (PP (IN for) (NP (NP (DT an) (NN airport)) (PP (IN on) (NP (DT the) (NN island))))))) (. .)))