We bought a new minivan for our family trip.

I am on weekly duty this week.

The multi-armed bandit problem is often studied in the fields of statistics and machine learning.

He became the dark horse of this match.

He is in charge of night security at the guardhouse.

My large stamp is pressed on this contract.

His barbaric action should not be forgiven.

He was staring at the chess board.

I practiced swimming in the pool using a kickboard.

He is knowledgeable in all fields of learning.