Table: la_liga_teams
Columns: team
chairman
head_coach
captain
kitmaker
shirt_sponsor

Question: Name the number of captains for barcelona
SQL: SELECT COUNT("captain") FROM la_liga_teams WHERE "team" = 'Barcelona'

Question: Name the chairman for iker casillas
SQL: SELECT "chairman" FROM la_liga_teams WHERE "captain" = 'Iker Casillas'

Question: Name the team for javier clemente
SQL: SELECT "team" FROM la_liga_teams WHERE "head_coach" = 'Javier Clemente'