Graph theory is a branch of mathematics that studies mathematical structures called graphs.

He denied that he is a lolicon.

I installed a new stove in the kitchen.

My younger brother belongs to a lacrosse team.

I was born in La Crosse, Wisconsin.

My robot can solve complex calculations quickly.

I really liked the new collection from Abercrombie & Fitch.

I am planning to go to Sapporo next week.

I saw an old man playing with his grandson in the park.

He revealed his secret.