He is good at playing the black keys.

The national flower of Japan is the cherry blossom.

He is drawing a picture using boneblack.

Ossification is a biological process that refers to the transformation of tissue into bone.

He receives confession at the church every week.

He went to the church to confess his sins.

Maintaining national sovereignty is our top priority.

I love pasta made with ricotta cheese.

The American Civil War is one of the bloodiest wars in American history.

The tone of the cornet is very beautiful.