user: Question: What is the network with the play-by-play Marv Albert before 1994?
Columns: ['Year', 'Network', 'Play-by-play', 'Color commentator(s)', 'Ice level reporters']
Types: ['real', 'text', 'text', 'text', 'text']
Sample row: [1999.0, 'Fox', 'Mike Emrick', 'John Davidson', 'Joe Micheletti']
SQL:

assistant: SELECT "Network" FROM "Table" WHERE "Play-by-play" = 'Marv Albert' AND "Year" < 1994.0;