Butterfly Guard Counter
On this video, Professor Pedro Sauer (8th Degree red/black belt) talks about the butterfly sweep and proper head positioning in Brazilian Jiu-Jitsu. This is a great reference which can help you improve your current technique.
If you are a beginner in Martial Arts we recommend you to find a certified Martial Arts studio where you can be guided under a certified Black Belt instruction. Do not try these techniques with anyone if you do not have a certain level of expertise.