A person has six daughters with different cities, professions, and marriage statuses. Which assertions are TRUE?

The six daughters P, Q, R, S, T and U live in four metros. They are a Pilot, Accountant, Diplomat, Banker, Commando and Teacher.

• Three daughters are married.
• S, who lives in Mumbai, is a Diplomat.
• Those staying in Kolkata are the Commando and the Accountant.
• One of the two Mumbaiites is married, while two of the unmarried ones live in Kolkata and Delhi respectively.
• The Teacher lives in Chennai.
• T, the Accountant, is married.
• U lives in Mumbai and P, in Delhi.
• Q is a Commando, and Commandos do not marry.