( ( To we ) ( folk ( , ( ( riding Earth ) ( , ( though ( , ( ( ( ( the Sun ) and ) stars ) ( ( appear ( to ( actually move ) ) ) . ) ) ) ) ) ) ) ) )
(ROOT (S (PP (TO To) (NP (PRP we))) (NP (NN folk)) (, ,) (S (VP (VBG riding) (NP (NNP Earth)))) (, ,) (ADVP (RB though)) (, ,) (NP (NP (DT the) (NNP Sun)) (CC and) (NP (NNS stars))) (VP (VBP appear) (S (VP (TO to) (VP (ADVP (RB actually)) (VB move))))) (. .)))
To we folk, riding Earth, though, the Sun and stars appear to actually move.
(ROOT (S (PP (IN From) (NP (NN earth))) (, ,) (NP (DT the) (NN sun)) (VP (VBZ appears) (NP (NN brighter)) (PP (IN than) (NP (DT any) (JJ other) (NN star))) (SBAR (IN because) (S (NP (DT the) (NN sun)) (VP (VBZ is) (NP (DT the) (JJS closest) (NN star))))))))