This manga ticket is a very rare item.

His writing has a lot of exclamation points, it's very passionate.

The rest in this song is very important.

This programming language is said to be Turing complete.

His performance was perfect and without blemish.

In mathematics, a perfect number refers to a number where the sum of its divisors, excluding the number itself, equals the number.

This fish is completely farmed, and no capture is done in the natural environment.

He is immersed in the study of panmagic squares.

He is a perfectionist, and his approach to work is very strict.

Natural language understanding is an important field of artificial intelligence.