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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def spinn5_chip_coord(x, y, root_x=0, root_y=0):
 """Get the coordinates of a chip on its board. Given the coordinates of a chip in a multi-board system, calculates the coordinates of the chip within its board. .. note:: This function assumes the system is constructed from SpiNN-5 boards Parameters x, y : int The coordinates of the chip of interest root_x, root_y : int The coordinates of the root chip (i.e. the chip used to boot the machine), e.g. from :py:attr:`rig.machine_control.MachineController.root_chip`. """

    dx, dy = SPINN5_ETH_OFFSET[(y - root_y) % 12][(x - root_x) % 12]
    return (-int(dx), -int(dy))