( Wind ( ( is ( ( the movement ) ( of ( ( air parallel ) ( to ( ( the ( Earth 's ) ) surface ) ) ) ) ) ) . ) )
(ROOT (S (NP (NN Wind)) (VP (VBZ is) (NP (NP (DT the) (NN movement)) (PP (IN of) (NP (NP (NN air) (NN parallel)) (PP (TO to) (NP (NP (DT the) (NN Earth) (POS 's)) (NN surface))))))) (. .)))
Wind is the movement of air parallel to the Earth's surface.
(ROOT (S (NP (PRP You)) (VP (VBP call) (NP (NP (NN air)) (VP (VBG flowing) (PP (IN over) (NP (NP (NN earth) (POS 's)) (NN surface) (NN wind)))))) (. .)))
You call air flowing over earth’s surface wind.