Mallorca prospered.
( Mallorca ( prospered . ) )
(ROOT (S (NP (NNP Mallorca)) (VP (VBN prospered)) (. .)))
Mallorca was one of the wealthiest countries in the region.
( Mallorca ( ( was ( one ( of ( ( the ( wealthiest countries ) ) ( in ( the region ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Mallorca)) (VP (VBD was) (NP (NP (CD one)) (PP (IN of) (NP (NP (DT the) (JJS wealthiest) (NNS countries)) (PP (IN in) (NP (DT the) (NN region))))))) (. .)))