How about [people who the overwhelming majority of people, and the overwhelming majority of people who consider themselves to be Christians, would consider to be] Christians state that Jesus was... born of a virgin. They also believe in God. If they don't, they aren't [people who the overwhelming majority of people, and the overwhelming majority of people who consider themselves to be Christians, would consider to be] Christians. They may be splendid upright fellows, but they aren't [people who the overwhelming majority of people, and the overwhelming majority of people who consider themselves to be Christians, would consider to be] Christians. Ask any [people who the overwhelming majority of people, and the overwhelming majority of people who consider themselves to be Christians, would consider to be a] Christian.
Better?