[{"id":"catholic-1","type":"webpage","title":"Catholic: The Catechism of the Catholic Church (1992).","URL":"/tree/catholic"},{"id":"catholic-2","type":"webpage","title":"Catholic: Thomas P. Rausch, Towards a Truly Catholic Church (2005).","URL":"/tree/catholic"},{"id":"protestant-1","type":"webpage","title":"Protestant: The Augsburg Confession (1530).","URL":"/tree/protestant"},{"id":"protestant-2","type":"webpage","title":"Protestant: Alister E. McGrath, Reformation Thought (2012).","URL":"/tree/protestant"}]