( ( ( The opposite ) ( of black ) ) ( ( is ( something ( that ( ( ( absorbs ( non-visible ( ( light or ) electrons ) ) ) and ) ( ( re-admits ( the energy ) ) ( as ( visible light ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (DT The) (NN opposite)) (PP (IN of) (NP (JJ black)))) (VP (VBZ is) (NP (NP (NN something)) (SBAR (WHNP (WDT that)) (S (VP (VP (VBZ absorbs) (NP (JJ non-visible) (NN light) (CC or) (NNS electrons))) (CC and) (VP (VBZ re-admits) (NP (DT the) (NN energy)) (PP (IN as) (NP (JJ visible) (NN light))))))))) (. .)))
The opposite of black is something that absorbs non-visible light or electrons and re-admits the energy as visible 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)))) (. .)))