private Piece TRules(Piece p, boolean[][] board) {
      int destCol = -1;
      int curColHeight = -1;

      // checks for -_-
      for (int col = 1; col < MAXCOL; col++) {
        curColHeight = colHeight(board, col);
        if (curColHeight + 1 == colHeight(board, col - 1) &&
            curColHeight + 1 == colHeight(board, col + 1)) {
          p = rotateTo(p, 0);
          p = moveTo(p, col);
          p = p.drop();
          return p;
        }
      }

      // checks for _-
      for (int col = 0; col < MAXCOL; col++) {
        curColHeight = colHeight(board, col);
        if (curColHeight + 1 == colHeight(board, col + 1)) {
          p = rotateTo(p, 3);
          p = moveTo(p, col);
          p = p.drop();
          return p;
        }
      }


      // checks for -_
      for (int col = 1; col <= MAXCOL; col++) {
        curColHeight = colHeight(board, col);
        if (curColHeight + 1 == colHeight(board, col - 1)) {
          p = rotateTo(p, 1);
          p = moveTo(p, col);
          p = p.drop();
          return p;
        }
      }

      // the entire line must be straight at this point  //!!! or sections of 2
      p = rotateTo(p, 2);
      p = moveTo(p, 0);
      p = p.drop();
      return p;
    }