Help Prevent another rope go through each other

[tuandoan]

Hi all,
I'm new in Obi Rope
I have a problem with Obi Rope.
I want to prevent 2 or more ropes go through each other. But I have a to do this.
I want to make a game like the image below
https://imgur.com/4vZLDE7
Here is my video 
https://youtu.be/_q7sJlBAROY
Thanks in advance. Have a good day!