She is demonstrating her painting skills at the art exhibition.

The scientist provided demonstrable evidence to support her theory.

The experiment provided demonstrable evidence of the theory.

She demonstrates her skills in the dance competition.

The demonstrability of the theory was proven through rigorous experimentation.

He demonstrably improved his performance in the second half of the game.

The demonstrators gathered in the city center to protest against the government's new policies.

The demonstrant held up a sign to protest against the government.

The demonstrableness of the theory was evident in the experiment results.

The demonstrance of the new technology amazed the audience.