class Piece():
    def __init__(self, color, row, column):
        self.color = color
        self.row = row
        self.column = column
        self.isKing = False

    def promote(self):
        self.isKing |= True

e0083dc113432a43e4eee366bc58f4c6aa6e5bf4
<mask token>

class Piece:
    <mask token>
    <mask token>

class Piece:
    <mask token>

    def promote(self):
        self.isKing |= True

class Piece:

    def __init__(self, color, row, column):
        self.color = color
        self.row = row
        self.column = column
        self.isKing = False

    def promote(self):
        self.isKing |= True

class Piece():
    def __init__(self, color, row, column):
        self.color = color
        self.row = row
        self.column = column
        self.isKing = False

    def promote(self):
        self.isKing |= True
