( ( Aedes ( aegypti mosquitoes ) ) ( ( carry ( ( the viruses ) ( that ( cause ( ( ( dengue and ) yellow ) fever ) ) ) ) ) . ) )
(ROOT (S (NP (JJ Aedes) (NN aegypti) (NNS mosquitoes)) (VP (VBP carry) (NP (NP (DT the) (NNS viruses)) (SBAR (WHNP (WDT that)) (S (VP (VBP cause) (NP (ADJP (JJ dengue) (CC and) (JJ yellow)) (NN fever))))))) (. .)))
Aedes aegypti mosquitoes carry the viruses that cause dengue and yellow fever.
(ROOT (S (NP (NP (JJ Dengue) (NN fever)) (CC and) (NP (JJ yellow) (NN fever))) (VP (VBP are) (NP (NP (NNS examples)) (PP (IN of) (NP (NP (NNS diseases)) (VP (VBN caused) (PP (IN by) (NP (NN virus)))))))) (. .)))