( ( ( The equation ) ( of time ) ) ( ( is ( affected ( by ( factors ( such ( as ( ( ( ( the tilt ) ( of ( ( the ( earth 's ) ) axis ) ) ) and ) ( ( the speed ) ( around ( the sun ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (DT The) (NN equation)) (PP (IN of) (NP (NN time)))) (VP (VBZ is) (VP (VBN affected) (PP (IN by) (NP (NP (NNS factors)) (PP (JJ such) (IN as) (NP (NP (NP (DT the) (NN tilt)) (PP (IN of) (NP (NP (DT the) (NN earth) (POS 's)) (NNS axis)))) (CC and) (NP (NP (DT the) (NN speed)) (PP (IN around) (NP (DT the) (NN sun)))))))))) (. .)))
The equation of time is affected by factors such as the tilt of the earth's axis and the speed around the sun.
(ROOT (S (NP (NP (DT The) (NN tilt)) (PP (IN of) (NP (NP (NN earth)) (PP (IN on) (NP (PRP$ its) (NNS axis)))))) (VP (VBZ is) (NP (NP (CD one) (NN factor)) (SBAR (WHNP (WDT that)) (S (VP (VBZ contributes) (PP (TO to) (NP (NP (NNS seasons)) (VP (VBG occurring) (PP (IN in) (NP (JJ new) (NN york) (NN state))))))))))) (. .)))