Complex sentence: In 2015, a team of archaeologists, including Fred Willard, and experts in early modern (Shakespearean era) writing from Emory University determined that the first stone was authentic and distinct from the remaining stones which remained questionable.
Split into simpler sentences: In 2015, a team examined the stones, made up of archaeologists (including Fred Willard) and experts in early modern (Shakespearean era) writing from Emory University. They determined that the first stone was authentic and distinct from the other stones, which remained questionable.