Alice and Bob play a game involving a circle whose circumference is divided by 12 equally spaced pedals. The points are numbered clockwise, from 1 to 12. Both start on point 12. Alice moves clockwise and Bob, count clockwise. In a turn of the game, Alice moves 5 points clockwise and Bob moves 9 points count clockwise. The game ends when they stop on the same point. How many turns will this take?