Question: who was nguyen van lem?
Answer: Nguyễn Văn Lém (Vietnamese: [ŋʷǐənˀ vān lɛ̌m]; 1931 or 1932 – 1 February 1968), often referred to as Bảy Lốp, was a member of the Viet Cong. He was summarily executed in Saigon during the Tet Offensive in the Vietnam War, when Viet Cong and North Vietnamese forces launched a massive surprise attack.