( Additionally ( , ( ( ( the numbers ) ( of ( ( random ( , ( or sporadic ) ) ) meteors ) ) ) ( ( ( will also ) ( ( vary ( from season ) ) ( ( ( ( to season ) , ) due ) ( to ( ( the tilt ) ( of ( ( the Earth ) ( on ( ( ( its axis ) and ) ( other factors ) ) ) ) ) ) ) ) ) ) . ) ) ) )
(ROOT (S (ADVP (RB Additionally)) (, ,) (NP (NP (DT the) (NNS numbers)) (PP (IN of) (NP (ADJP (JJ random) (, ,) (CC or) (JJ sporadic)) (NNS meteors)))) (VP (MD will) (ADVP (RB also)) (VP (VB vary) (PP (IN from) (NP (NN season))) (PP (PP (TO to) (NP (NN season))) (, ,) (RB due) (PP (TO to) (NP (NP (DT the) (NN tilt)) (PP (IN of) (NP (NP (DT the) (NN Earth)) (PP (IN on) (NP (NP (PRP$ its) (NNS axis)) (CC and) (NP (JJ other) (NNS factors))))))))))) (. .)))
Additionally, the numbers of random, or sporadic meteors will also vary from season to season, due to the tilt of the Earth on its axis and other factors.
(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))))))))))) (. .)))