Table: schools_conference_history
Columns: institution
location
founded
type
enrollment
nickname
joined
left
current_conference

Question: Where was the game played with a 2013 left and Royals nickname?
SQL: SELECT "location" FROM schools_conference_history WHERE "left" = '2013' AND "nickname" = 'royals'

Question: What joined that was founded prior to year 1856 and whose current conference is the Big South (NCAA Division I)?
SQL: SELECT "joined" FROM schools_conference_history WHERE "founded" < 1856 AND "current_conference" = 'big south (ncaa division i)'

Question: What is the total number of teams founded that were left in 1976?
SQL: SELECT SUM("founded") FROM schools_conference_history WHERE "left" = '1976'