He found a way to profit from a difficult situation like fishing at the bottom of a river.

My boat is equipped with the latest fishfinder.

He drew a hendecagon shape.

He was drawing a tridecagon shape.

He drew a tetradecagon shape.

He was drawing an icosagon shape.

He was drawing an enneadecagon shape.

He was drawing a hexadecagon shape.

My younger sister is twenty-two years old.

Shoju is my best friend.