What Season Again?

Riddle: Oliver and Brittany are siblings. They were born in the winter and summer. If Brittany was not born in the winter, then who was born in the summer?

Answer: If Brittany was not born in the winter, then she was born in the summer. Therefore, it's Brittany.

Source: https://www.riddles.com/11483

Oliver and Brittany are siblings. They were born in the winter and summer. If Brittany was not born in the winter, then who was born in the summer? — What Season Again? by Gabriella Simonetti v1.

Riddle: Oliver and Brittany are siblings. They were born in the winter and summer. If Brittany was not born in the winter, then who was born in the summer? Answer: If Brittany was not born in the winter, then she was born in the summer. Therefore, it's Brittany. — by Gabriella Simonetti v2.