Complex sentence: In 1969, Kevin and Dorothy published "Catholic Pentecostals", the first book detailing the history of this new renewal movement, and articulating its theological implications, linking baptism in the Spirit to a renewal of the sacraments of initiation.
Split into simpler sentences: In 1969, the Ranaghans published "Catholic Pentecostals", the first book detailing the history of this renewal movement and articulating its theological implications. They linked baptism in the Spirit to a renewal of the sacraments of initiation.