[Table] header: Res. | Record | Opponent | Method | Event | Round | Time | Location row 1 : Loss | 21-4 | Rin Nakai | Decision (majority) | Pancrase 252: 20th Anniversary | 3 | 5:00 | Yokohama , Kanag
row 2 : Loss | 21-3 | Vanessa Porto | Decision (unanimous) | Invicta FC 3: Penne  | 3 | 5:00 | Kansas City, Kansas , United States
row 3 : Win | 21-2 | Kelly Warren | Submission (armbar) | RFA 2: Yvel vs | 3 | 4:59 | Kearney, Nebraska , United States
row 4 : Win | 20-2 | Carina Damm | Submission (inverted heel hook) | Shark Fights 14: Horwich  | 2 | 0:28 | Lubbock, Texas , United States
row 5 : Win | 19-2 | Takayo Hashi | Decision (unanimous) | DaMMAge Fight League: The Big Bang | 5 | 5:00 | Atlantic City, New Jersey , United States
row 6 : Loss | 18-2 | Roxanne Modafferi | Decision (split) | Moosin: God of Martial Arts | 3 | 5:00 | Worcester, Massachusetts , United States
row 7 : Win | 18-1 | Valerie Coolbaugh | Submission (rear-naked choke) | Extreme Force: "Locked In | 1 | 3:58 | Philadelphia, Pennsylvania , United States
row 8 : Win | 17-1 | Sally Krumdiack | Submission (kimura) | Extreme Challenge: "Mayhem At The Marina | 3 | 1:45 | Atlantic City, New Jersey , United States
row 9 : Win | 16-1 | Alexis Davis | TKO (doctor stoppage) | Extreme Challenge: "The War at the Shore | 3 | 4:23 | Atlantic City, New Jersey , United States
row 10 : Win | 15-1 | Cody Welchlin | Submission (triangle armbar) | HOOKnSHOOT: Bodog | 2 | 2:57 | Evansville, Indiana , United States
row 11 : Win | 14-1 | Kelly Kobold | Submission (armbar) | BodogFight: Alvarez v | 4 | 2:50 | Trenton, New Jersey , United States
row 12 : Win | 13-1 | Shayna Baszler | TKO (punches) | BodogFight: Costa Rica | 2 | 3:15 | Costa Rica
row 13 : Win | 12-1 | Julia Berezikova | Submission (armbar) | BodogFight: USA vs. | 2 | 1:28 | Vancouver, British Columbia , Canada
row 14 : Win | 11-1 | Amanda Buckner | Submission (rear-naked choke) | BodogFight: To The Brink Of | 3 | 4:31 | Costa Rica
row 15 : Win | 10-1 | Julie Kedzie | Decision (unanimous) | Ultimate Cage Wars | 3 | 5:00 | Chelan, Washington , United States
row 16 : Win | 9-1 | Hitomi Akano | Decision (unanimous) | Mix Fight Championship: USA vs. | 3 | 5:00 | Atlantic City, New Jersey , United States
row 17 : Win | 8-1 | Roxanne Modafferi | Decision (unanimous) | Mix Fight Championship: Boardwalk Blitz | 3 | 5:00 | Atlantic City, New Jersey , United States
row 18 : Win | 7-1 | Kumiko Maekawa | Decision (unanimous) | Smackgirl: Lightweight Anniversary | 2 | 5:00 | Tokyo, Japan
row 19 : Win | 6-1 | Megumi Yabushita | Decision (majority) | G-Shooto 02 | 2 | 5:00 | Tokyo, Japan
row 20 : Win | 5-1 | Alisa Cantwell | Submission (armbar) | Xtreme Fighting Organization 4 | 1 | 2:45 | McHenry, Illinois , United States
row 21 : Win | 4-1 | Linda Langerak | Submission (armbar) | HOOKnSHOOT: Evolution | 2 | 2:29 | Evansville, Indiana , United States
row 22 : Loss | 3-1 | Jennifer Howe | TKO (punches) | HOOKnSHOOT: Absolute | 1 | 2:18 | Fort Lauderdale, Florida , United States
row 23 : Win | 3-0 | Ginele Marquez | Submission (armbar) | Tennessee Shooto: Judgment | 1 | 4:10 | Clarksville, Tennessee , United States
row 24 : Win | 2-0 | Angela Wilson | TKO (punches) | HOOKnSHOOT: New Wind | 1 | 4:51 | Evansville, Indiana , United States
row 25 : Win | 1-0 | Shelby Walker | Submission (punches) | HOOKnSHOOT: Revolution | 1 | 2:43 | Evansville, Indiana , United States [/Table] Answer this question based on the above table: Which event is in round 1 with a record at 5-1?

Answer: Xtreme Fighting Organization 4