This piano has a pure sound.

The sound of this piano is pure and beautiful.

The success of this project is influenced by many uncertainties.

Eros with her is one of the most beautiful experiences in my life.

He decided to undergo a sex change in pursuit of what he truly wanted.

He decided to have a sex change.

This stone statue was made by ancient artists.

Prevention of venereal diseases is important.

He swore to always uphold justice.

The lifelong separation from him was a very painful experience for me.