Assertion: sepia melanin | /r/HasProperty | preceded by that of the precursor
Facets:
Source sentences:
text: Moreover, for all types of natural pigments, the term ‘melanin’ should be preceded by the natural source, for example sepia melanin, hair melanin, while for synthetic pigments the term ‘melanin’ (or eumelanin, pheomelanin whenever appropriate) should be preceded by that of the precursor, for example dopamine melanin, 5,6‐dihydroxyindole melanin, cysteinyldopa‐melanin, dihydroxynaphthalene melanin.