Complex sentence: The editors intend this volume to be functional as a standard research tool for the study of Q despite the continuing controversy over the validity of the text actually existing; this is the most comprehensive effort to provide such a tool nonetheless.
Split into simpler sentences: The editors intend this volume to be functional as a standard research tool for the study of Q despite the continuing controversy over the validity of the text actually existing. This is the most comprehensive effort to provide such a tool nonetheless.