Complex sentence: On February 13,2016, Vic Mensa officially released "Danger", after only teasing the track at Kanye West's fashion show, Yeezy Season 3.
Split into simpler sentences: On February 13,2016, Vic Mensa released a track, called "Danger". It was posted after it had been teasing as the track, during the Kanye West's fashion show, Yeezy Season 3.