Table: ky_derby_broadcasts
Columns: year
network
race_caller
s_host
s_analyst
reporters
trophy_presentation

Question: Name the host for  john rotz and howard cosell
SQL: SELECT "s_host" FROM ky_derby_broadcasts WHERE "s_analyst" = 'John Rotz and Howard Cosell'

Question: Name the race caller for jim mckay and howard cosell
SQL: SELECT "race_caller" FROM ky_derby_broadcasts WHERE "s_host" = 'Jim McKay' AND "reporters" = 'Howard Cosell'

Question: Name the race caller for jim mckay and howard cosell and eddie arcaro
SQL: SELECT "race_caller" FROM ky_derby_broadcasts WHERE "trophy_presentation" = 'Jim McKay and Howard Cosell' AND "reporters" = 'Howard Cosell' AND "s_analyst" = 'Eddie Arcaro'

Question: Name the reporters for dave johnson for  eddie arcaro and howard cosell
SQL: SELECT "reporters" FROM ky_derby_broadcasts WHERE "race_caller" = 'Dave Johnson' AND "s_analyst" = 'Eddie Arcaro and Howard Cosell'

Question: Name the reporters for howard cosell
SQL: SELECT "reporters" FROM ky_derby_broadcasts WHERE "s_analyst" = 'Howard Cosell'

Question: Name the number of reporters for  heywood hale broun
SQL: SELECT COUNT("reporters") FROM ky_derby_broadcasts WHERE "s_analyst" = 'Heywood Hale Broun'