Table: idol_season_5_auditions
Columns: episode_air_date
audition_city
audition_date
audition_venue
guest_fourth_judge

Question: How many audition city's are there with an episode air date of June 24, 2010?
SQL: SELECT COUNT("audition_city") FROM idol_season_5_auditions WHERE "episode_air_date" = 'June 24, 2010'

Question: List all episode air dates that auditioned at Nego Quirido Sambadrome?
SQL: SELECT "episode_air_date" FROM idol_season_5_auditions WHERE "audition_venue" = 'Nego Quirido Sambadrome'

Question: List all episode air dates where Luiza Possi was the guest fourth judge?
SQL: SELECT "episode_air_date" FROM idol_season_5_auditions WHERE "guest_fourth_judge" = 'Luiza Possi'

Question: How many episode air dates are there for auditioning city Rio De Janeiro?
SQL: SELECT COUNT("episode_air_date") FROM idol_season_5_auditions WHERE "audition_city" = 'Rio de Janeiro'

Question: List all episode air dates whose audition venues were Nego Quirido Sambadrome?
SQL: SELECT "episode_air_date" FROM idol_season_5_auditions WHERE "audition_venue" = 'Nego Quirido Sambadrome'

Question: Where was the audition venue where Peninha was the guest fourth judge?
SQL: SELECT "audition_venue" FROM idol_season_5_auditions WHERE "guest_fourth_judge" = 'Peninha'