With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Mary of Teck was the mother of Edward VIII.
text_B: Mary of Teck -LRB- Victoria Mary Augusta Louise Olga Pauline Claudine Agnes ; 26 May 1867 -- 24 March 1953 -RRB- was Queen of the United Kingdom and the British Dominions and Empress of India as the wife of King-Emperor George V.. British Dominions. British Dominions. George V. George V. Teck. Teck. Queen. List of British consorts. United Kingdom. United Kingdom. Empress of India. Empress of India. George. George V. Although technically a princess of Teck , in the Kingdom of Wurttemberg , she was born and raised in England .. Teck. Teck. Kingdom of Wurttemberg. Kingdom of Wurttemberg. England. England. Her parents were Francis , Duke of Teck , who was of German extraction , and Princess Mary Adelaide of Cambridge , a granddaughter of King George III .. Teck. Teck. Princess Mary Adelaide of Cambridge. Princess Mary Adelaide of Cambridge. George III. George III. George. George V. She was informally known as `` May '' , after her birth month .. At the age of 24 , she was betrothed to Prince Albert Victor , Duke of Clarence and Avondale , the eldest son of the Prince of Wales , but six weeks after the announcement of the engagement , he died unexpectedly of pneumonia .. Prince of Wales. Edward VII. pneumonia. pneumonia. Albert. George VI. The following year , she became engaged to Albert Victor 's next surviving brother , George , who subsequently became king .. George. George V. Albert. George VI. Before her husband 's accession , she was successively Duchess of York , Duchess of Cornwall , and Princess of Wales .. Duchess of York. Duchess of York. Duchess of Cornwall. Duchess of Cornwall. Princess of Wales. Princess of Wales. As queen consort from 1910 , she supported her husband through World War I , his ill health and major political changes arising from the aftermath of the war , and the rise of socialism and nationalism .. queen consort. queen consort. World War I. World War I. aftermath of the war. Aftermath of World War I. After George 's death in 1936 , she became queen mother when her eldest son , Edward , ascended the throne , but to her dismay , he abdicated later the same year in order to marry twice-divorced American socialite Wallis Simpson .. George. George V. queen mother. queen mother. Edward. Edward VIII. abdicated. Edward VIII abdication crisis. Wallis Simpson. Wallis Simpson. She supported her second son , Albert , who succeeded to the throne as George VI , until his death in 1952 .. George VI. George VI. George. George V. Albert. George VI. She died the following year , during the reign of her granddaughter Queen Elizabeth II , who had not yet been crowned .. Queen. List of British consorts. Queen Elizabeth II. Queen Elizabeth II
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