We are planning a party for next week.

His acoustic sense as a musician is very superior.

He found a building shaped like a pyramid.

In shogi, it's difficult to understand the movement of the bishop.

My mobility dog helps me live my daily life.

He is good at making cocktails.

He made a sentence using the accusative case.

This triangle has two acute angles.

The opposite angles of a quadrangle intersect each other.

This triangle has one obtuse angle.