Around 1500 b.c. , a massive volcanic eruption at Santorini destroyed not only Akrotiri under feet of ash and pumice but the whole Minoan civilization.
( ( Around ( 1500 b.c. ) ) ( , ( ( ( a ( massive ( volcanic eruption ) ) ) ( at Santorini ) ) ( ( ( ( destroyed ( not ( only Akrotiri ) ) ) ( under ( feet ( of ( ( ash and ) pumice ) ) ) ) ) ( but ( the ( whole ( Minoan civilization ) ) ) ) ) . ) ) ) )
(ROOT (S (PP (IN Around) (NP (CD 1500) (NN b.c.))) (, ,) (NP (NP (DT a) (JJ massive) (JJ volcanic) (NN eruption)) (PP (IN at) (NP (NNP Santorini)))) (VP (VBD destroyed) (NP (RB not) (RB only) (JJ Akrotiri)) (PP (IN under) (NP (NP (NNS feet)) (PP (IN of) (ADJP (JJ ash) (CC and) (JJ pumice))))) (PP (CC but) (NP (DT the) (JJ whole) (NNP Minoan) (NN civilization)))) (. .)))
The entire Minoan civilization was destroyed by a volcanic eruption.
( ( The ( entire ( Minoan civilization ) ) ) ( ( was ( destroyed ( by ( a ( volcanic eruption ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (JJ entire) (NNP Minoan) (NN civilization)) (VP (VBD was) (VP (VBN destroyed) (PP (IN by) (NP (DT a) (JJ volcanic) (NN eruption))))) (. .)))