. . "100020486"@en-us . "0"^^ . "abstract entity"@en-us . . "100002137"^^ . . . . . "abstraction"^^ . . . "100013018"@en-us . . . "abstraction"@en-us . . . . . "0"^^ . "a general concept formed by extracting common features from specific examples"@en-us . . . . . . . . "a general concept formed by extracting common features from specific examples"@en-us . "00002137-n"^^ . . . .