( Black ( ( ( ( is ( also ( used ( , ( but mostly ) ) ) ) ) ( on ( ( the ( extreme ( high points ) ) ) ( of ( an object ) ) ) ) ) ( so ( as ( to ( absorb ( some ( of ( the light ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Black)) (VP (VBZ is) (ADJP (ADVP (RB also)) (JJ used) (PRN (, ,) (CC but) (ADVP (RB mostly)))) (PP (IN on) (NP (NP (DT the) (JJ extreme) (JJ high) (NNS points)) (PP (IN of) (NP (DT an) (NN object))))) (ADVP (RB so) (RB as) (S (VP (TO to) (VP (VB absorb) (NP (NP (DT some)) (PP (IN of) (NP (DT the) (NN light))))))))) (. .)))
Black is also used, but mostly on the extreme high points of an object so  as to absorb some of the light.
(ROOT (S (SBAR (WHADVP (WRB When)) (S (VP (VBN placed) (PP (IN in) (NP (JJ direct) (NN sunlight)))))) (, ,) (NP (DT a) (JJ black) (NN sweater)) (VP (MD will) (VP (VB absorb) (NP (DT the) (ADJP (RBS most) (JJ visible)) (NN light) (NN energy)))) (. .)))