def chart(self):
        return self._chart
Returns an undirected, unweighted matrix where an edge exists if the
dataset/ETHPy150Open nltk/nltk/nltk/parse/chart.py/SteppingChartParser.chart--crossover with--dataset/ETHPy150Open yvesalexandre/bandicoot/bandicoot/network.py/matrix_undirected_unweighted