user: Question: What year was the play-by-play for Don Earle?
Columns: ['Year', 'Channel', 'Play-by-play', 'Color commentator(s)', 'Studio host']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['1979–80', 'WSBK-TV', 'Fred Cusick', 'Johnny Peirson', 'Tom Larson']
SQL:

assistant: SELECT "Year" FROM "Table" WHERE "Play-by-play" = 'Don Earle';