Table: huddersfield_town_records
Columns: name
league_goals
fa_cup_goals
fl_cup_goals
other_goals
total
career

Question: What is the average FA Cup Goal value for players that have 0 Other goals, 0 FL Cup goals, and fewer than 39 League goals?
SQL: SELECT AVG("fa_cup_goals") FROM huddersfield_town_records WHERE "other_goals" = 0 AND "fl_cup_goals" = 0 AND "league_goals" < 39