a fine production with splendid singing by angela gheorghiu , ruggero raimondi , and roberto alagna 
(ROOT (NP (NP (DT a) (JJ fine) (NN production)) (PP (IN with) (NP (NP (JJ splendid) (NN singing)) (PP (IN by) (NP (NP (FW angela) (NNP gheorghiu)) (, ,) (NP (FW ruggero) (FW raimondi)) (, ,) (CC and) (NP (FW roberto) (NNP alagna))))))))
(ROOT (NP (NP (DT ) (JJ ) (NN )) (PP (IN ) (NP (NP (JJ ) (NN )) (PP (IN ) (NP (NP (FW ) (NNP )) (, ) (NP (FW ) (FW )) (, ) (CC ) (NP (FW ) (NNP ))))))))