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a man ∧ a woman→a man and a woman
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A．In many countries of the world a fixed tip is added to restaurant bills.B．In most countries of the world no fixed service charge is added to restaurant hills.C．In a few parts of the world a fixed service charge is added to restaurant bills.
A．In many countries of the world a fixed tip is added to restaurant bills.
B．In most countries of the world no fixed service charge is added to restaurant hills.
C．In a few parts of the world a fixed service charge is added to restaurant bills.
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