Input (grade 13): The Latin and American section of the Imperial Society of Teachers of Dancing (ISTD) Ballroom Branch was formed in 1947 by Monsieur Pierre as Chairman, his partner Doris Lavelle, and colleague, Doris Nichols.
Output (grade 7): The Latin and American section of the ISTD Ballroom Branch was formed in 1947 by Monsieur Pierre as Chairman.