Table: volleyball_club
Columns: previous_season_2007_2008
team
town
arena_capacity
website
head_coach
foreign_players_max_2

Question: What is the arena capacity of the arena in the town whose head coach is Yuriy Korotkevich?
SQL: SELECT COUNT("arena_capacity") FROM volleyball_club WHERE "head_coach" = 'Yuriy Korotkevich'

Question: What is the arena capacity of the arena in the town whose head coach is Roberto Serniotti?
SQL: SELECT "arena_capacity" FROM volleyball_club WHERE "head_coach" = 'Roberto Serniotti'

Question: Who are the foreign players on team/s that play in Moscow?
SQL: SELECT "foreign_players_max_2" FROM volleyball_club WHERE "town" = 'Moscow'

Question: What are the previous season ranks of teams whose website is www.novavolley.narod.ru?
SQL: SELECT "previous_season_2007_2008" FROM volleyball_club WHERE "website" = 'www.novavolley.narod.ru'