Complex sentence: As such, she was Queen consort of England from 1445 to 1461 and again from 1470 to 1471; and claimed to be Queen consort of France from 1445 to 1453.
Split into simpler sentences: As such, she was Queen consort of England from 1445 to 1461 and again from 1470 to 1471. She also claimed to be Queen consort of France from 1445 to 1453.