( Myopia ( ( can ( be ( corrected ( ( ( with ( contact lenses ) ) or ) ( by ( ( wearing eyeglasses ) ( with ( concave ( ( -LRB- ( converging -RRB- ) ) lenses ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Myopia)) (VP (MD can) (VP (VB be) (VP (VBN corrected) (PP (PP (IN with) (NP (NN contact) (NNS lenses))) (CC or) (PP (IN by) (S (VP (VBG wearing) (NP (NNS eyeglasses)) (PP (IN with) (NP (JJ concave) (PRN (-LRB- -LRB-) (NP (NN converging)) (-RRB- -RRB-)) (NNS lenses)))))))))) (. .)))
Myopia can be corrected with contact lenses or by wearing eyeglasses with concave (converging) lenses.
(ROOT (S (NP (JJ Concave) (NNS lenses)) (VP (MD can) (VP (VB correct) (NP (NN myopia)))) (. .)))