Task: Explanation
Input (English): Ermenegildo Pistelli (February 18, 1862 – January 14, 1927) was an Italian papyrologist, palaeographer, philologist and presbyter. Question: Ermenegildo Pistelli is a practitioner of what study of historical language? Answer: Philology
Output (English): Ermenegildo Pistelli February 18, 1862 – January 14, 1927 was an Italian papyrologist, palaeographer, philologist and presbyter.