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 stray, lost pets that desperately need our help.
( ( ( 70 percent ) ( of ( that number ) ) ) ( ( are ( ( stray ( , ( lost pets ) ) ) ( that ( desperately ( need ( our help ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (CD 70) (NN percent)) (PP (IN of) (NP (DT that) (NN number)))) (VP (VBP are) (NP (NP (JJ stray) (, ,) (JJ lost) (NNS pets)) (SBAR (WHNP (WDT that)) (S (ADVP (RB desperately)) (VP (VBP need) (NP (PRP$ our) (NN help))))))) (. .)))