Table 10: A sample of answers produced by our end-to-end baseline for conversational QA. The baseline model can also produce relevant answers using spans that differ from the answers provided by the human annotators.
Human re-written question	What are the educational requirements required to become a physician's assistant?
URL	https://www.geteducated.com/careers/how-to-become-a-physician-assistant
Predicted URL	https://www.geteducated.com/careers/how-to-become-a-physician-assistant
Human passage	... In most cases, a physician assistant will need a master's degree from an accredited institution (two years of post-graduate education after completing a four-year degree). ... Most applicants to PA education programs will not only have four years of education, they will also have at least a year of medical experience. ... five steps to becoming a PA: Complete your bachelor's degree (a science or healthcare related major is usually best); Gain experience either working or volunteering in a healthcare setting; Apply to ARC-PA accredited programs; Complete a 2-3 year, master's level program; Pass the PANCE licensing exam.
Found passage	(Same as human passage.)
Human answer	Complete your bachelor's degree (a science or healthcare related major is usually best); Gain experience either working or volunteering in a healthcare setting; Apply to ARC-PA accredited physician assistant programs; Complete a 2-3 year, master's level PA program;
Baseline model answer	a physician assistant will need a master's degree from an accredited institution (two years of post-graduate education after completing a four-year
Answer F1	15.38
Human re-written question	What tools were used in the neolithic event?
URL	https://sciencing.com/list-neolithic-stone-tools-8252604.html
Predicted URL	https://stmuhistorymedia.org/neolithic-era-technology-advances-and-beginnings-of-agriculture
Human passage	... By the time the Neolithic came around, hand axes had fallen out of favor ... scientists consider the creation of all these tools a sign of early human ingenuity. Scrapers Scrapers are one of the original stone tools, found everywhere where people settled, ... Blades While a scraper can be used for cutting into an animal, a longer, thinner blade can be inserted deeper into a carcass, ... Arrows and Spearheads Arrows and spearheads are a more sophisticated shape than simple scrapers and blades. ...Axes The polished stone ax is considered one of the most important developments of the Neolithic era. ... Adzes The adze is a woodworking tool. ... Hammers and Chisels Chisels were made by attaching a sharp piece of stone to the end of a sturdy stick ...
Found passage	... The Neolithic Age was a period in the development of human technology, beginning about 10,000 BCE, in some parts of the Middle East, and later in other parts of the world, and ending between 4,500 and 2,000 BCE. ...Hunting also became much easier to accomplish with the introduction new of stone tools. The most common tools used were daggers and spear points, used for hunting, and hand axes, used for cutting up different meats, and scrapers, which were used to clean animal hides.
Human answer	Scrapers. Scrapers are one of the original stone tools, found everywhere where people settled, long before the Neolithic Age began. ...Blades. ...Arrows and Spearheads. ...Axes. ...Adzes. ...Hammers and Chisels.
Baseline model answer	The most common tools used were daggers and spear points, used for hunting, and hand axes
Answer F1	19.05