( ( A ( scientific theory ) ) ( ( is ( ( a ( detailed explanation ) ) ( that ( is ( supported ( with ( ( ( physical evidence ) and ) ( experimental support ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT A) (JJ scientific) (NN theory)) (VP (VBZ is) (NP (NP (DT a) (JJ detailed) (NN explanation)) (SBAR (WHNP (WDT that)) (S (VP (VBZ is) (VP (VBN supported) (PP (IN with) (NP (NP (JJ physical) (NN evidence)) (CC and) (NP (JJ experimental) (NN support)))))))))) (. .)))
A scientific theory is a detailed explanation that is supported with physical evidence and experimental support.
(ROOT (S (NP (DT A) (NN theory)) (VP (VBZ is) (NP (NP (DT another) (NN name)) (PP (IN for) (NP (NP (DT a) (JJ broad) (NN explanation)) (SBAR (WHNP (WDT that)) (S (VP (VBZ is) (VP (VBN supported) (PP (IN by) (NP (NP (DT a) (JJ great) (NN deal)) (PP (IN of) (NP (NN evidence))))))))))))) (. .)))