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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 move(self, delta):
 """Move the tree. Args: delta (tupel):
 The adjustment of the position. """

        pos = self.pos
        self.pos = (pos[0]+delta[0], pos[1]+delta[1], pos[2]+delta[0], pos[3]+delta[1])

        # Move all nodes
        for age in self.nodes:
            for node in age:
                node.move(delta)