( ( Without it ) ( , ( ( ( the ( surface temperature ) ) ( of Earth ) ) ( would ( ( ( be ( either ( ( ( extremely hot ) or ) ( extremely cold ) ) ) ) , ) ( depending ( on ( which ( side ( is ( facing the ) ) ) ) ) ) ) ) ) ) )
(ROOT (S (PP (IN Without) (NP (PRP it))) (, ,) (NP (NP (DT the) (NN surface) (NN temperature)) (PP (IN of) (NP (NNP Earth)))) (VP (MD would) (VP (VB be) (ADJP (DT either) (ADJP (RB extremely) (JJ hot)) (CC or) (ADJP (RB extremely) (JJ cold))) (, ,) (PP (VBG depending) (PP (IN on) (SBAR (WHNP (WDT which)) (S (NP (NN side)) (VP (VBZ is) (VP (VBG facing) (NP (DT the))))))))))))
Without it, the surface temperature of Earth would be either extremely hot or extremely cold, depending on which side is facing the
(ROOT (S (NP (NP (DT The) (NN surface)) (PP (IN of) (NP (DT the) (NN sun)))) (VP (VBZ is) (ADJP (RB much) (JJ hotter) (PP (IN than) (NP (NP (RB almost) (NN anything)) (PP (IN on) (NP (NN earth))))))) (. .)))