CREATE TABLE table_55629 ("Year" FLOAT, "Network" TEXT, "Play-by-play" TEXT, "Colour commentator ( s ) " TEXT, "Studio host" TEXT)

On CBC, who was the colour commentator in 1987?
SELECT "Colour commentator(s)" FROM table_55629 WHERE "Network" = 'cbc' AND "Year" = '1987'
SELECT "Colour commentator(s)" FROM "table_55629" WHERE "Network" = 'cbc' AND "Year" = '1987'