Mama's Gun World Tour
{'<entity_0>': "Mama's Gun World Tour", '<entity_1>': 'concert tour', '<entity_2>': 'Erykah Badu', '<entity_3>': "Mama's Gun"}
[["Mama's Gun World Tour", 'based on', "Mama's Gun"], ["Mama's Gun World Tour", 'performer', 'Erykah Badu'], ["Mama's Gun World Tour", 'participant', 'Erykah Badu'], ["Mama's Gun World Tour", 'instance of', 'concert tour']]
The <entity_0> is a <entity_1> and the second by American R&B singer <entity_2> in support of her multi-platinum selling album <entity_3>.
['concert tour']