Of that number, 70 percent are stray, lost pets.
( ( Of ( that number ) ) ( , ( ( 70 percent ) ( ( are ( stray ( , ( lost pets ) ) ) ) . ) ) ) )
(ROOT (S (PP (IN Of) (NP (DT that) (NN number))) (, ,) (NP (CD 70) (NN percent)) (VP (VBP are) (NP (JJ stray) (, ,) (JJ lost) (NNS pets))) (. .)))
70 percent of that number are house pets with good homes.
( ( ( 70 percent ) ( of ( that number ) ) ) ( ( are ( ( house pets ) ( with ( good homes ) ) ) ) . ) )
(ROOT (S (NP (NP (CD 70) (NN percent)) (PP (IN of) (NP (DT that) (NN number)))) (VP (VBP are) (NP (NP (NN house) (NNS pets)) (PP (IN with) (NP (JJ good) (NNS homes))))) (. .)))