Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Res. | Record | Opponent | Method | Event | Round | Time | Location |
| --- | --- | --- | --- | --- | --- | --- | --- |
| Loss | 11–2–1 (1) | TJ Grant | KO (punches) | UFC 160 | 1.0 | 2:07 | Las Vegas, Nevada , United States |
| Win | 11–1–1 (1) | Clay Guida | Decision (split) | UFC on FX: Maynard vs. Guida | 5.0 | 5:00 | Atlantic City, New Jersey , United States |
| Loss | 10–1–1 (1) | Frankie Edgar | KO (punches) | UFC 136 | 4.0 | 3:54 | Houston, Texas , United States |
| Draw | 10–0–1 (1) | Frankie Edgar | Draw (split) | UFC 125 | 5.0 | 5:00 | Las Vegas, Nevada , United States |
| Win | 10–0 (1) | Kenny Florian | Decision (unanimous) | UFC 118 | 3.0 | 5:00 | Boston, Massachusetts , United States |
| Win | 9–0 (1) | Nate Diaz | Decision (split) | UFC Fight Night: Maynard vs. Diaz | 3.0 | 5:00 | Fairfax, Virginia , United States |
| Win | 8–0 (1) | Roger Huerta | Decision (split) | UFC Fight Night: Diaz vs. Guillard | 3.0 | 5:00 | Oklahoma City, Oklahoma , United States |
| Win | 7–0 (1) | Jim Miller | Decision (unanimous) | UFC 96 | 3.0 | 5:00 | Columbus, Ohio , United States |
| Win | 6–0 (1) | Rich Clementi | Decision (unanimous) | UFC 90 | 3.0 | 5:00 | Rosemont, Illinois , United States |
| Win | 5–0 (1) | Frankie Edgar | Decision (unanimous) | UFC Fight Night: Florian vs. Lauzon | 3.0 | 5:00 | Broomfield, Colorado , United States |
| Win | 4–0 (1) | Dennis Siver | Decision (unanimous) | UFC Fight Night: Swick vs Burkman | 3.0 | 5:00 | Las Vegas, Nevada , United States |
| Win | 3–0 (1) | Joe Veres | KO (punch) | UFC Fight Night: Thomas vs Florian | 1.0 | 0:09 | Las Vegas, Nevada , United States |
| NC | 2–0 (1) | Rob Emerson | No Contest (both fighters knocked out) | The Ultimate Fighter 5 Finale | 2.0 | 0:39 | Las Vegas, Nevada , United States |
| Win | 2–0 | Brent Weedman | Decision (unanimous) | WEF: Orleans Arena | 3.0 | 5:00 | Las Vegas, Nevada , United States |
| Win | 1–0 | Joshua Powell | TKO (punches) | Title Fighting Championships 1 | 1.0 | 2:56 | Des Moines, Iowa , United States |
Question:
Who was the opponent during the UFC 90 event with a fight that lasted less than 4 rounds?
Answer:
Rich Clementi