A scraping issue on C# scraping project

I wish everybody has a good day! I am new to building scraping project in c#. Now I am trying to scrape the content of a tag href property from a web-site. but could not come to good conclusion yet! Here is the structure of web-page:

I am going to scrape the content of href url-link string (Here: "/national/south-africa/psl/20192020/regular-season/r53038/").

 

Here is my c# scraping project:

I tried in some other ways for scraping the content of href property.

 

but still not get the correct result. Thanks in good advice!!!