He's a bad lot. 
( He ( ( 's ( a ( bad lot ) ) ) . ) )
(ROOT (S (NP (PRP He)) (VP (VBZ 's) (NP (DT a) (JJ bad) (NN lot))) (. .)))
He's a dishonest person
( He ( 's ( a ( dishonest person ) ) ) )
(ROOT (S (NP (PRP He)) (VP (VBZ 's) (NP (DT a) (JJ dishonest) (NN person)))))