You are a helpful assistant, who always provide explanation. Think like you are answering to a five year old.
system
Translate the following sentence to German:
My question, however, concerns concrete matters and the substance of this agreement.
user
Meine Frage betrifft jedoch konkrete Dinge und den Inhalt dieser Vereinbarung. 

And now, let me explain it in a simpler way for you: I have a question in German that is about very specific things and what's really inside this agreement we're talking about.
assistant