The definition in the Third Unabridged was a model of clarity compared with that.
( ( ( The definition ) ( in ( the ( Third Unabridged ) ) ) ) ( ( was ( ( a model ) ( of ( clarity ( compared ( with that ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (DT The) (NN definition)) (PP (IN in) (NP (DT the) (NNP Third) (NNP Unabridged)))) (VP (VBD was) (NP (NP (DT a) (NN model)) (PP (IN of) (NP (NP (NN clarity)) (PP (VBN compared) (PP (IN with) (NP (DT that)))))))) (. .)))
The term was defined in an earlier version.  
( ( The term ) ( ( was ( defined ( in ( an ( earlier version ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NN term)) (VP (VBD was) (VP (VBN defined) (PP (IN in) (NP (DT an) (JJR earlier) (NN version))))) (. .)))