Table: superinvestors_returns
Columns: fund
manager
fund_period
fund_return
market_return

Question: Who is the manager for FMC Corporation pension fund?
SQL: SELECT "manager" FROM superinvestors_returns WHERE "fund" = 'fmc corporation pension fund'

Question: What fund has a fund return of 19.8% / 13.7%?
SQL: SELECT "fund" FROM superinvestors_returns WHERE "fund_return" = '19.8% / 13.7%'