Original sentence: The Kibbutz acquired its second house, nicknamed Bet, in January of 2009; a third house, Gimel, will be added in June of 2009, expanding the number of resident-organizers to roughly a dozen
Edited sentence: The Kibbutz acquired its second house, nicknamed Bet, in January 2009; a third house, Gimel, will be added in June 2009, expanding the number of resident-organizers to roughly a dozen