Table:
text: Cory Walmsley
Mixed martial arts record
Mixed martial arts record
Res_ Record Opponent Method_ Event Round
Loss 8-2 David Heath Submission (rear naked choke) UFC 62 1
Win 8-1 Karl Knothe Submission (rear naked choke) UCS - Throwdown at the T-Bar N/A
Win 7-1 Brandon Quigley Submission (rear naked choke) UCS 5 - Battle at the Barn 1
Win 6-1 Brandon Quigley Submission (armbar) UCS 4 - Ultimate Combat Sports 4 1
Win 5-1 Adam Parochka Submission (wrist lock) UCS 2 - Battle at the Barn N/A
Win 4-1 Roger Stiner Submission (strikes) IFA - Explosion 1
Win 3-1 DR Williams Decision IFA - Clash of the Champions 3

Question: At which event was the opponent Karl Knothe and had a submission (rear naked choke) to Cory Walmsley?

Question: Which round had a record of 4-1 for Cory Walmsley?

Question: Which round under Cory Walmsley had a record of 8-2?