( ( Light Experiments ) ( ( introduces ( ( the terms ) ( opaque ( , ( ( transparent and ) transluscent ) ) ) ) ) . ) )
(ROOT (S (NP (JJ Light) (NNS Experiments)) (VP (VBZ introduces) (S (NP (DT the) (NNS terms)) (ADJP (JJ opaque) (, ,) (JJ transparent) (CC and) (JJ transluscent)))) (. .)))
Light Experiments introduces the terms opaque, transparent and transluscent.
(ROOT (S (NP (NNP Opaque)) (VP (VBZ is) (NP (NP (DT the) (NN term)) (PP (IN for) (NP (NN matter))) (SBAR (WHNP (WDT that)) (S (VP (VBZ does) (RB not) (VP (VB let) (NP (DT any) (JJ light) (NN pass)) (PRT (RP through)))))))) (. .)))