class Photo:
    def __init__(self, i, photo_line):
        photo_line = photo_line.split(' ')
        self.id = i
        self.orientation = photo_line[0]
        self.no_tags = int(photo_line[1])
        self.tags = set(photo_line[1:])

    def __repr__(self):
        return json.dumps({
            "id": self.id,
            "orientation": self.orientation,
            "no_tags": self.no_tags,
            "tags": list(self.tags)
        })

    def score(self, photo):
        common_tags = len(photo.tags.intersection(self.tags))
        return min(self.no_tags - common_tags, common_tags, photo.no_tags - common_tags)