In this case, you should save each group into a separate CSV or XLS file.
Qliksense links the tables by a common key, so you have to change your data schema in order to make it happen.
I suggest you to create a key called MatchId as the following example, and to use the same idea for each group:
By doing so you will have a data model such as:
And will be able to create tables, pivot tables, etc.
I also recommend this tutorial Qlik Sense Desktop - Comprehensive Quick Build Tutorial to get started.
I hope it helps,