Complex sentence: Bloviation is a style of empty, pompous, political speech which originated in Ohio and was used by US President, Warren G. Harding who described it as "the art of speaking for as long as the occasion warrants, and saying nothing".
Split into simpler sentences: Bloviation is a style of empty, pompous, political speech. U.S. President, Warren G. Harding described it as "the art of speaking for as long as the occasion warrants, and saying nothing".