Complex sentence: Within The Church of Jesus Christ of Latter-day Saints confirmation or "the laying on of hands" is an essential part of the baptismal ordinance, and to receive baptism without confirmation is to leave the ordinance incomplete.
Split into simpler sentences: Within the Church of Jesus Christ of Latter-Day Saints confirmation or "the laying on of hands" is an essential part of the baptismal ordinance. Within latter-day revelation the ordinance of confirmation is a part of the baptismal covenant and to receive baptism without confirmation is to leave the ordinance incomplete.