Given the following issue description and the last message from an AI agent attempting to fix it, determine if the issue has been successfully resolved.

Issue description:
{{ issue_context }}

Last message from AI agent:
{{ last_message }}

(1) has the issue been successfully resolved?
(2) If the issue has been resolved, please provide an explanation of what was done in the PR that can be sent to a human reviewer on github. If the issue has not been resolved, please provide an explanation of why.

Answer in exactly the format below, with only true or false for success, and an explanation of the result.

--- success
true/false

--- explanation
...
