<human>: Does "For its 2015 season, the league consisted of 12 teams, all from the United States; however, upon the completion of the regular season, the league announced that the two teams it had assumed operation of during the season would cease all operations effective immediately; a regular season game slated between the two had previously been canceled and declared a tie." contain the correct answer to "How many teams were there in the 2015 season?"
OPTIONS:
- yes
- no
<bot>: yes