That was interesting enough to briefly divert William from his pursuit of knowledge. "Divination?" he guessed, surprised. He hadn't considered Seers' contributions to be particularly useful to the war effort, but he knew their prophecies had been recorded and catalogued by those who gave them more credence. The general consensus was that every little bit helped.
"When were you here?" he asked. Then he considered how the abilities of a Seer theoretically worked, and added, "Were you here?"