The ambiguity resulting from the conjunction of black and gold is akin to the distraction caused by optical  Lehrer's phrase is both literally correct and literally nonsense.
( ( The ( ( ( ambiguity ( resulting ( from ( ( the conjunction ) ( of black ) ) ) ) ) and ) ( gold ( is ( akin ( to ( ( the distraction ) ( caused ( by ( ( optical ( Lehrer 's ) ) phrase ) ) ) ) ) ) ) ) ) ) ( ( is ( both ( ( ( literally correct ) and ) ( literally nonsense ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NX (NX (NN ambiguity) (S (VP (VBG resulting) (PP (IN from) (NP (NP (DT the) (NN conjunction)) (PP (IN of) (NP (JJ black)))))))) (CC and) (NX (NP (NN gold)) (VP (VBZ is) (ADJP (JJ akin) (PP (TO to) (NP (NP (DT the) (NN distraction)) (VP (VBN caused) (PP (IN by) (NP (NP (JJ optical) (NNP Lehrer) (POS 's)) (NN phrase))))))))))) (VP (VBZ is) (ADJP (DT both) (ADJP (ADVP (RB literally)) (JJ correct)) (CC and) (ADJP (ADVP (RB literally)) (JJ nonsense)))) (. .)))
Optical Lehrer's phrase is known by all to be a distraction. 
( ( ( Optical ( Lehrer 's ) ) phrase ) ( ( is ( ( known ( by all ) ) ( to ( be ( a distraction ) ) ) ) ) . ) )
(ROOT (S (NP (NP (NNP Optical) (NNP Lehrer) (POS 's)) (NN phrase)) (VP (VBZ is) (VP (VBN known) (PP (IN by) (NP (DT all))) (S (VP (TO to) (VP (VB be) (NP (DT a) (NN distraction))))))) (. .)))