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:
| Country | Date | Label | Format | Catalog |
| --- | --- | --- | --- | --- |
| United States Canada | October 20, 1976 | Warner Brothers | LP | BS 2970 |
| United Kingdom | December 1976 | Warner Brothers | LP | K 56298 |
| United States | May 1990 | Rykodisc | CD | RCD 10160 |
| United Kingdom | May 1990 | Zappa Records | CD | CDZAP22 |
| United States | May 2, 1995 | Rykodisc | CD | RCD 10523 |
| United States | August 28, 2012 | Universal Music | CD | ZR3855 |
Question:
Which country is dated October 20, 1976?
Answer:
United States Canada