code: public void addMoveBallCommand(double x, double y) {
          StringBuilder buf = new StringBuilder();
          buf.append("(move ");
          buf.append("ball");    // TODO Manual says the format...will implement this later.
          buf.append(' ');
          buf.append(x);
          buf.append(' ');
          buf.append(y);
          buf.append(')');
          fifo.add(fifo.size(), buf.toString());
      }
docs: Trainer only command.
  Moves the ball to the given coordinates.
  
  @param x The x coordinate to move to.
  @param y The y coordinate to move to.