( ( ( The ( country 's ) ) climate ) ( ( is ( influenced ( by ( ( ( both west ) and ) ( east winds ) ) ) ) ) . ) )
(ROOT (S (NP (NP (DT The) (NN country) (POS 's)) (NN climate)) (VP (VBZ is) (VP (VBN influenced) (PP (IN by) (NP (NP (DT both) (NN west)) (CC and) (NP (JJ east) (NNS winds)))))) (. .)))
The country's climate is influenced by both west and east winds.
(ROOT (S (NP (VBG Prevailing) (NNS winds)) (VP (VBP influence) (NP (NN climate))) (. .)))