Hi Jimnez your english is very good :)
What opening is your opponenent using is it a french defence type pawn structure or is it something else?
Also is it in the middle game that you are struggling?
Maybe if you post one of your games someone could look over it and offer tatical advice, there are some excellent players in this team always willing to help.
-FreeSolo
Greetings my chess players friends.
I want to apologize if you can't understand me due my english is leveling up haha.
I want to ask, My friends how do you attack a chains pawn? To me, it is very hard to attack this pawns, I lose 6 of 10 games when it is against.