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 | Record |
| --- | --- | --- | --- | --- |
| November 12 | Chicago Black Hawks | 2–1 | Toronto Maple Leafs | 1–0–0 |
| November 15 | New York Americans | 1–1 | Chicago Black Hawks | 1–0–1 |
| November 18 | Toronto Maple Leafs | 1–1 | Chicago Black Hawks | 1–0–2 |
| November 22 | Montreal Maroons | 2–4 | Chicago Black Hawks | 2–0–2 |
| November 24 | Chicago Black Hawks | 1–1 | New York Rangers | 2–0–3 |
| November 26 | Chicago Black Hawks | 0–1 | Boston Bruins | 2–1–3 |
| November 29 | New York Rangers | 5–0 | Chicago Black Hawks | 2–2–3 |
| December 2 | Montreal Canadiens | 1–2 | Chicago Black Hawks | 3–2–3 |
| December 6 | Chicago Black Hawks | 0–2 | New York Americans | 3–3–3 |
| December 8 | Chicago Black Hawks | 1–1 | Montreal Canadiens | 3–3–4 |
| December 13 | Boston Bruins | 3–0 | Chicago Black Hawks | 3–4–4 |
| December 16 | Detroit Falcons | 1–4 | Chicago Black Hawks | 4–4–4 |
| December 17 | Chicago Black Hawks | 1–4 | Detroit Falcons | 4–5–4 |
| December 20 | Toronto Maple Leafs | 0–1 | Chicago Black Hawks | 5–5–4 |
| December 22 | Chicago Black Hawks | 1–1 | Montreal Maroons | 5–5–5 |
| December 27 | Chicago Black Hawks | 1–3 | New York Rangers | 5–6–5 |
| December 29 | Chicago Black Hawks | 3–3 | Boston Bruins | 5–6–6 |
| January 1 | New York Americans | 2–3 | Chicago Black Hawks | 6–6–6 |
| January 3 | New York Rangers | 1–1 | Chicago Black Hawks | 6–6–7 |
| January 6 | Detroit Falcons | 2–4 | Chicago Black Hawks | 7–6–7 |
| January 10 | Boston Bruins | 1–1 | Chicago Black Hawks | 7–6–8 |
| January 13 | Montreal Canadiens | 2–1 | Chicago Black Hawks | 7–7–8 |
| January 14 | Chicago Black Hawks | 0–2 | Detroit Falcons | 7–8–8 |
| January 17 | Montreal Maroons | 3–3 | Chicago Black Hawks | 7–8–9 |
| January 19 | Chicago Black Hawks | 3–2 | Boston Bruins | 8–8–9 |
| January 21 | Chicago Black Hawks | 1–0 | New York Americans | 9–8–9 |
| January 23 | Chicago Black Hawks | 3–3 | Montreal Maroons | 9–8–10 |
| January 27 | Detroit Falcons | 1–2 | Chicago Black Hawks | 10–8–10 |
| January 28 | Chicago Black Hawks | 2–4 | Detroit Falcons | 10–9–10 |
| January 31 | New York Rangers | 3–0 | Chicago Black Hawks | 10–10–10 |
| February 3 | Toronto Maple Leafs | 0–7 | Chicago Black Hawks | 11–10–10 |
| February 7 | Chicago Black Hawks | 0–1 | New York Rangers | 11–11–10 |
| February 9 | Chicago Black Hawks | 3–1 | New York Americans | 12–11–10 |
| February 11 | Chicago Black Hawks | 1–4 | Montreal Canadiens | 12–12–10 |
| February 14 | Chicago Black Hawks | 1–3 | Detroit Falcons | 12–13–10 |
| February 17 | Montreal Canadiens | 3–1 | Chicago Black Hawks | 12–14–10 |
| February 20 | Boston Bruins | 1–2 | Chicago Black Hawks | 13–14–10 |
| February 24 | Montreal Maroons | 1–3 | Chicago Black Hawks | 14–14–10 |
| February 27 | Chicago Black Hawks | 2–4 | Toronto Maple Leafs | 14–15–10 |
| March 1 | Chicago Black Hawks | 0–1 | Montreal Maroons | 14–16–10 |
| March 4 | New York Americans | 1–6 | Chicago Black Hawks | 15–16–10 |
| March 6 | New York Rangers | 3–4 | Chicago Black Hawks | 16–16–10 |
| March 8 | Chicago Black Hawks | 1–6 | New York Rangers | 16–17–10 |
| March 10 | Chicago Black Hawks | 3–2 | Boston Bruins | 17–17–10 |
| March 12 | Chicago Black Hawks | 0–1 | Montreal Canadiens | 17–18–10 |
| March 16 | Detroit Falcons | 1–1 | Chicago Black Hawks | 17–18–11 |
| March 19 | Chicago Black Hawks | 3–11 | Toronto Maple Leafs | 17–19–11 |
| March 20 | Boston Bruins | 0–1 | Chicago Black Hawks | 18–19–11 |
Question:
What is the name of the visitor team who played home team Chicago Black Hawks on March 20?
Answer:
Boston Bruins