He is good at playing songs in G minor.

His new song is composed in D minor.

His new song is composed in E minor.

His new song is composed in C minor.

He is an expert in harmonic analysis.

The town and village councils play an important role in solving local problems.

The bird of paradise flower is known for its vibrant color and unique shape.

He exercises every day to strengthen his gastrocnemius muscle.

Superfluidity is a part of physics, referring to the phenomenon where certain liquids flow without friction.

America is one of the superpowers in the world.