( ( ( ( ( ( cyan ink ) ( absorbs ( ( the ( red component ) ) ( of ( white light ) ) ) ) ) , ) and ) ( thus ( , ( ( in ( terms ( of ( the ( additive primaries ) ) ) ) ) ( , ( cyan ( ( is white ) ( minus ( ( red , ) ie ) ) ) ) ) ) ) ) ) . )
(ROOT (S (S (NP (NN cyan) (NN ink)) (VP (VBZ absorbs) (NP (NP (DT the) (JJ red) (NN component)) (PP (IN of) (NP (JJ white) (NN light)))))) (, ,) (CC and) (S (ADVP (RB thus)) (, ,) (PP (IN in) (NP (NP (NNS terms)) (PP (IN of) (NP (DT the) (JJ additive) (NNS primaries))))) (, ,) (NP (NN cyan)) (VP (VBZ is) (ADJP (JJ white)) (PP (CC minus) (NP (NP (NN red)) (, ,) (NP (NN ie)))))) (. .)))
cyan ink absorbs the red component of white light, and thus, in terms of the additive primaries, cyan is white minus red, ie.
(ROOT (S (NP (NNP Ocean) (NN water)) (VP (VBZ appears) (NP (NN cyan)) (SBAR (IN because) (S (NP (NP (NNS microbes)) (PP (IN in) (NP (DT the) (NN water)))) (ADVP (RB preferentially)) (VP (VB absorb) (NP (JJ red) (NN light)))))) (. .)))