Table: trabzonspor_basketball_history
Columns: season
tier
league
pos
postseason
turkish_cup

Question: What is the average position for tb2l teams promoted champion?
SQL: SELECT AVG("pos") FROM trabzonspor_basketball_history WHERE "league" = 'tb2l' AND "postseason" = 'promoted champion'

Question: How many teams were promoted in the postseason in a tier above 2?
SQL: SELECT COUNT("pos") FROM trabzonspor_basketball_history WHERE "postseason" = 'promoted' AND "tier" < 2