context: Lenin began to play chess from eight to nine years old. He played with his father and older brother Alexander, and then with his younger brother and sister. Sister Anna writes that if there was no father, then mother sat down to play with Volodya Ulyanov. A set of chess, which was used in the family, was honed by his father [1].
question: When did Lenin start playing chess?
answers.text: eight to nine years old