Fields: season week team opponent home favorite dog division spread total moneyline restdays dayofweek margin combined ats ou su.
Opening/closing: spreadopen totalopen moneylineopen. First half: spread1h total1h moneyline1h spread1hopen total1hopen moneyline1hopen (1H results aren't gradeable yet — no halftime score source wired in).
Combine with and / or, e.g. sport='NFL' and dog='y' and restdays>=7