Database: baseball_1
Question: Count the total number of games the team Boston Red Stockings attended from 1990 to 2000.
SQL: select sum(t1.games) from home_game as t1 join team as t2 on t1.team_id = t2.team_id_br where t2.name = 'boston red stockings' and t1.year between 1990 and 2000;