claim: Watertown, Massachusetts is in the United Kingdom.
evidence: |  -RCB-. The Princess Margaret Stakes is a Group 3 flat horse race in Great Britain open to two-year-old fillies .. fillies. Filly. Group 3. Group races. flat. Flat racing. horse race. Horse racing. Great Britain. Great Britain. Princess Margaret. Princess Margaret, Countess of Snowdon. It is run at Ascot over a distance of 6 furlongs -LRB- 1,207 metres -RRB- , and it is scheduled to take place each year in July .. Ascot. Ascot Racecourse. The event is named after Princess Margaret , the younger daughter of King George VI .. Princess Margaret. Princess Margaret, Countess of Snowdon. King George VI. George VI. It was established in 1946 , and the inaugural running was won by Orum Blaze .. For a period it was classed at Listed level , and it was promoted to Group 3 status in 1986 .. Group 3. Group races. The Princess Margaret Stakes is usually held at the same meeting as the King George VI and Queen Elizabeth Stakes but was run a week later in 2012 .. Princess Margaret. Princess Margaret, Countess of Snowdon. King George VI. George VI. King George VI and Queen Elizabeth Stakes. King George VI and Queen Elizabeth Stakes