Queen Elizabeth the Queen Mother

Career overview

Role: Meticulous television and film archivist.
Task: Write a 180-260 word career overview of Queen Elizabeth the Queen Mother (Acting).
Constraint 1: Use ONLY verifiable facts from the provided SYNOPSIS and SOURCES.
Constraint 2: No invented titles, names, dates, counts, awards, etc.
Constraint 3: Original, neutral, encyclopedic prose in plain text.
Constraint 4: No markdown, no asterisks, no headings, no bullet points.
Constraint 5: Length: 180-260 words.
Constraint 6: Structure: 2-3 short paragraphs.
Synopsis:
Name: Elizabeth Angela Marguerite Bowes-Lyon.
Relations: Wife of King George VI; mother of Queen Elizabeth II and Princess Margaret, Countess of Snowdon.
Titles/Roles: Queen of the United Kingdom and the Dominions (1936–1952); Queen Elizabeth the Queen Mother (post-1952); last Empress of India.
Source [1] (TMDB):
Known For: Acting.
Known Credits: 43.
Gender: Female.
Birthday: August 2, 1900.
Day of Death: March 30, 2002 (101 years old).
Place of Birth: Hitchin, England, UK.
Also Known As: Elizabeth Bowe.
Source [2] (ČSFD.cz):
Title: Elizabeth the Queen (1968) - TV film.
Paragraph 1: Personal/Biographical context (as it relates to the "person" profile).
Elizabeth Angela Marguerite Bowes-Lyon, also known as Elizabeth Bowe, was born on August 2, 1900, in Hitchin, England, UK. She was the wife of King George VI and the mother of Queen Elizabeth II and Princess Margaret, Countess of Snowdon. She served as Queen of the United Kingdom and the Dominions from her husband's accession in 1936 until his death in 1952. Following his death, she was known as Queen Elizabeth the Queen Mother to avoid confusion with her daughter. She was also the last Empress of India. She passed away on March 30, 2002, at the age of 101.
Paragraph 2: Acting career.
In the context of film and television, she is recognized for her work in acting. Her known credits include 43 entries. One such production is the 1968 TV film titled Elizabeth the Queen.
Word Count Check:
Para 1: ~105 words.
Para 2: ~35 words.
Total: ~140 words.
Problem: I need 180-260 words.
Refining and Expanding (staying strictly within facts):
I need to expand without inventing. I can elaborate on the biographical details provided in the synopsis to reach the word count, as the prompt asks for a career overview of the "person" whose profile includes these details.
Draft 2:
Elizabeth Angela Marguerite Bowes-Lyon, who was also known as Elizabeth Bowe, was born on August 2, 1900, in Hitchin, England, UK. She was the wife of King George VI and the mother of both Queen Elizabeth II and Princess Margaret, Countess of Snowdon. Her historical roles included serving as the Queen of the United Kingdom and the Dominions from the time of her husband's accession in 1936 until his death in 1952. After 1952, she was known as Queen Elizabeth the Queen Mother to prevent confusion with her daughter. Additionally, she held the title of the