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:
| Date | Visitor | Score | Home | Decision | Attendance | Record | Points |
| --- | --- | --- | --- | --- | --- | --- | --- |
| November 11 | NY Rangers | 3 – 0 | Philadelphia | Miller | 5000.0 | 0–1–0 | 0.0 |
| November 15 | Philadelphia | 0 – 4 | Toronto | Miller | 6000.0 | 0–2–0 | 0.0 |
| November 16 | Philadelphia | 1 – 5 | Detroit | Miller | 7500.0 | 0–3–0 | 0.0 |
| November 18 | Ottawa | 2 – 2 | Philadelphia | Miller | 2000.0 | 0–3–1 | 1.0 |
| November 23 | Philadelphia | 2 – 5 | NY Rangers | Miller | 9000.0 | 0–4–1 | 1.0 |
| November 25 | Toronto | 1 – 2 | Philadelphia | Miller | 3500.0 | 1–4–1 | 3.0 |
| November 29 | NY Rangers | 6 – 3 | Philadelphia | Miller | 2500.0 | 1–5–1 | 3.0 |
Question:
What is Visitor, when Home is Philadelphia, and when Date is November 18?
Answer:
Ottawa