question: From the end of the 4th century , what territory was the western extent of modern-day Switzerland part of ?
answer: the Kings of the Burgundians
turker_answer: From the end of the 4th century , the territory of the Kings of the Burgundians was the western extent of modern-day Switzerland .
rule-based: From the end of the 4th century , the western extent of modern-day Switzerland part of was the Kings of the Burgundians .