#rice.cereal_grass  annual or perennial rhizomatous marsh grasses; seed used for food; straw used for paper
  supertype:  cereal_grass__cereal  grass whose starchy grains are used as food: wheat; rice; rye; oats; maize; buckwheat; millet
  substance:  sake.wine
  member of:  genus_Oryza
  subtype:  cultivated_rice__Oryza_sativa  yields the staple food of 50 percent of world's population

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