buried somewhere inside its fabric , but never clearly seen or 
(ROOT (VP (VP (VBN buried) (PP (ADVP (RB somewhere)) (IN inside) (NP (PRP$ its) (NN fabric)))) (, ,) (CC but) (ADVP (RB never)) (VP (ADVP (RB clearly)) (VBN seen)) (CC or)))
(ROOT (VP (VP (VBN ) (PP (ADVP (RB )) (IN ) (NP (PRP$ ) (NN )))) (, ) (CC ) (ADVP (RB )) (VP (ADVP (RB )) (VBN )) (CC )))