Complex sentence: "Five point" Calvinism remains prevalent especially in conservative groups among the Reformed churches, Reformed Baptists, and some non-denominational evangelical churches; however, the Amyraldian version of Calvinism seems to have gained permanence as a recognized (more moderate) version of classic Calvinist theology.
Split into simpler sentences: Five point Calvinism remains prevalent especially in conservative groups among the Reformed churches, Reformed Baptists, and some non-denominational evangelical churches. However, the Amyraldian version of Calvinism seems to have gained permanence as a legitimate (more moderate) version of classic Calvinist theology.