My daughter will graduate from kindergarten next week.

Freedom of expression is one of the fundamental rights of democracy.

Hate speech has the power to divide society as a whole.

In genetics, we study how genes determine the phenotype.

His paintings are strongly influenced by expressionism.

Using regular expressions, we search for patterns in strings.

He sent a message to the distant ship using flag semaphore.

He sent a message to the ship using a signal flag.

The ship entered the port flying a quarantine flag.

He was controlling traffic using hand signals as a traffic police officer.