Monkey balls

The game is about eliminating balls to have free space for 2 new rows of balls after each turn.
During each turn, player has got 3 movements – each time swapping 2 balls. When balls after swapping are adjacent to the other balls of the same color and there is required number of them, balls will be deleted.
Every 8 turns the number of required balls' rows is increased by one.

Game is finished, when there isn’t place for new balls' rows on the board.
When the game is finished, for every 20 turns player receives one point to the ranking.