I'm unable the complete this particular challenge. It says "Challenge not yet complete in My Trailhead Playground 2 We can't find a sharing rule that shares high-priority Projects with the Training Coordinator." I can see the sharing rule is created.

Hi Vimal Kumar Gope (Salesforce),

I am from the Trailhead help team. We are glad that the issue is resolved.

May I request you please mark the correct answer as Best Answer if any of the above posts helped you to fix your issue, else please share the solution that helped you fix the issue and close this thread by marking the best answer so that it can be helpful for other Trailblazers as well who are facing the similar issue. 

Best Regards, 

Nagendra