His piano performance was skillfully woven with mordents.

He solved the puzzle with skillful movements.

Tears were continuously flowing from her eyes.

My younger sister is good at playing the piano.

His piano performance was really wonderful.

He is good at playing the piano.

Ripple-san was fascinated by the ripples spreading on the surface of the pond.

The ripples spreading on the lake surface are beautiful.

The surface of the lake was rippling.

He is my best friend.