has part has part has_part develops_from develops from has developmental contribution from has developmental contribution from has_developmental_contribution_from Chris Mungall Mammalian thymus has developmental contribution from some pharyngeal pouch 3; Mammalian thymus has developmental contribution from some pharyngeal pouch 4 [Kardong] uberon RO:0002254 has_developmental_contribution_from x has developmental contribution from y iff x has some part z such that z develops from y developmentally_contributes_to developmentally contributes to developmentally preceded by developmentally preceded by anatomical entity anatomical entity pending final vetting