https://w3id.org/framester/conceptnet5/data/en/algebra.n.the_mathematics_of_generalized_arithmetical_operations

<https://w3id.org/framester/conceptnet5/data/en/mathematics.n.a_science_dealing_with_the_logic_of_quantity_and_shape_and_arrangement>
<https://w3id.org/framester/conceptnet5/data/en/pure_mathematics.n.the_branches_of_mathematics_that_study_and_develop_the_principles_of_mathematics_for_their_own_sake_rather_than_for_their_immediate_usefulness>

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