He walked down the public street towards school.

Heliocentrism is the theory that the sun is the center of the universe.

In mathematics, equivalence classes are a very important concept.

For hibernation, bears have a long sleep.

For hibernation, bears go into a long sleep.

I started studying for the junior high school entrance exam for junior high school students.

The local Shinto deity of this area is very important to the local people.

He was being pursued by the police as a lust murderer.

He is deeply involved in the animal liberation movement.

It is said that he possesses the three sacred treasures.