That's best thing, that's the best play right now.
( That ( ( ( 's best ) ( ( thing , ) ( that ( ( 's ( the ( best play ) ) ) ( right now ) ) ) ) ) . ) )
(ROOT (S (NP (DT That)) (VP (VBZ 's) (ADVP (RBS best)) (NP (NP (NN thing)) (, ,) (SBAR (WHNP (WDT that)) (S (VP (VBZ 's) (NP (DT the) (JJS best) (NN play)) (ADVP (RB right) (RB now))))))) (. .)))
That's the best strategy at the moment.
( That ( ( 's ( ( the ( best strategy ) ) ( at ( the moment ) ) ) ) . ) )
(ROOT (S (NP (DT That)) (VP (VBZ 's) (NP (NP (DT the) (JJS best) (NN strategy)) (PP (IN at) (NP (DT the) (NN moment))))) (. .)))