An article hypes the Hale-Bopp comet, which will be visible for the next month, as the best celestial show in decades.
The Hale-Bopp comet is the brightest comet in the sky. 
mnli hypothesis: The Hale-Bopp comet is the brightest comet in the sky.  premise: An article hypes the Hale-Bopp comet, which will be visible for the next month, as the best celestial show in decades.