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The number of days in a week is an odd number, not an even number.
( z1 and :op ( z2 number :mod ( z3 odd ) :domain ( z4 number :quant-of ( z5 day :ARG1-of ( z6 rate-entity :ARG2 ( z7 temporal-quantity :quant 1 :unit ( z8 week ) ) ) ) ) ) :op ( z9 number :mod ( z10 even :polarity - ) :domain z4 ) )