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:
| Week | Date | Kickoff (ET) | Opponent | Result | Record | Game site | NFL Recap |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 1.0 | Sun. Sep. 12 | 1:00pm | Oakland Raiders | W 24–21 | 1–0 | Heinz Field | Recap |
| 2.0 | Sun. Sep. 19 | 1:00pm | at Baltimore Ravens | L 30–13 | 1–1 | M&T Bank Stadium | Recap |
| 3.0 | Sun. Sep. 26 | 8:30pm | at Miami Dolphins | W 13–3 | 2–1 | Pro Player Stadium | Recap |
| 4.0 | Sun. Oct. 3 | 1:00pm | Cincinnati Bengals | W 28–17 | 3–1 | Heinz Field | Recap |
| 5.0 | Sun. Oct. 10 | 1:00pm | Cleveland Browns | W 34–23 | 4–1 | Heinz Field | Recap |
| 6.0 | Sun. Oct. 17 | 4:15pm | at Dallas Cowboys | W 24–20 | 5–1 | Texas Stadium | Recap |
| 7.0 | Sun. Oct. 24 | Bye Week | Bye Week | Bye Week | Bye Week | Bye Week | Bye Week |
| 8.0 | Sun. Oct. 31 | 4:15pm | New England Patriots | W 34–20 | 6–1 | Heinz Field | Recap |
| 9.0 | Sun. Nov. 7 | 1:00pm | Philadelphia Eagles | W 27–3 | 7–1 | Heinz Field | Recap |
| 10.0 | Sun. Nov. 14 | 1:00pm | at Cleveland Browns | W 24–10 | 8–1 | Cleveland Browns Stadium | Recap |
| 11.0 | Sun. Nov. 21 | 1:00pm | at Cincinnati Bengals | W 19–14 | 9–1 | Paul Brown Stadium | Recap |
| 12.0 | Sun. Nov. 28 | 1:00pm | Washington Redskins | W 16–7 | 10–1 | Heinz Field | Recap |
| 13.0 | Sun. Dec. 5 | 8:30pm | at Jacksonville Jaguars | W 17–16 | 11–1 | Alltel Stadium | Recap |
| 14.0 | Sun. Dec. 12 | 4:05pm | New York Jets | W 17–6 | 12–1 | Heinz Field | Recap |
| 15.0 | Sat. Dec. 18 | 1:30pm | at New York Giants | W 33–30 | 13–1 | Giants Stadium | Recap |
| 16.0 | Sun. Dec. 26 | 1:00pm | Baltimore Ravens | W 20–7 | 14–1 | Heinz Field | Recap |
| 17.0 | Sun. Jan. 2 | 1:00pm | at Buffalo Bills | W 29–24 | 15–1 | Ralph Wilson Stadium | Recap |
Question:
Which Opponent has a Game site of heinz field, and a Record of 3–1?
Answer:
Cincinnati Bengals