I am trying to work my way through this Fitch proof, and I am not sure what I am doing wrong, but I keep getting stuck no matter what I try.

First attempt: 

[![](https://i.stack.imgur.com/7WMfi.jpg)](https://i.stack.imgur.com/7WMfi.jpg) 

Second attempt:

[![](https://i.stack.imgur.com/aqUUo.png)](https://i.stack.imgur.com/aqUUo.png)