Question: What was the former name of st petersburg russia?
qaPairs: question: What was the name of st petersburg russia changed to on  26 January 1924 ?
answer: Leningrad
question: What was the original name of st petersburg russia?
answer: Sankt-Pieter-Burch
question: How was the spelling of the original name of  st petersburg russia standardised ?
answer: Sankt-Peterburg
question: What was the name of st petersburg russia changed to on  6 September 1991?
answer: Sankt-Peterburg