Question: The Thiepval Memorial is a war memorial to 72,246 missing British and South African servicemen who died in what battle tha took place between July 1st and November 18th in 1916?
Sentence (from "Thiepval Memorial"): Designed by Sir Edwin Lutyens, Thiepval has been described as "the greatest executed British work of monumental architecture of the twentieth century."
Relevant evidence: No