But if you take it seriously, the anti-abortion position is definitive by definition.
( But ( ( if ( you ( ( take it ) seriously ) ) ) ( , ( ( the ( anti-abortion position ) ) ( ( is ( definitive ( by definition ) ) ) . ) ) ) ) )
(ROOT (S (CC But) (SBAR (IN if) (S (NP (PRP you)) (VP (VBP take) (NP (PRP it)) (ADVP (RB seriously))))) (, ,) (NP (DT the) (JJ anti-abortion) (NN position)) (VP (VBZ is) (NP (NP (JJ definitive)) (PP (IN by) (NP (NN definition))))) (. .)))
Some people take the anti-abortion position very seriously.
( ( Some people ) ( ( ( take ( the ( anti-abortion position ) ) ) ( very seriously ) ) . ) )
(ROOT (S (NP (DT Some) (NNS people)) (VP (VBP take) (NP (DT the) (JJ anti-abortion) (NN position)) (ADVP (RB very) (RB seriously))) (. .)))