Question: DRINKS ( PERSON , COFFEE ) HAS _ BEAN ( COFFEE , BEAN _ NAME ) BEAN ( BEAN _ NAME, FROM _ LOCATION )

DRINKS (PERSON, COFFEE)
HAS_BEAN (COFFEE, BEAN_NAME)
BEAN (BEAN_NAME, FROM_LOCATION)
Write Tuple relational calculus expressions to compute:
Which people don't drink any of the coffees that are consumed by "Chris"?

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