Ullmann v. United States
{'<entity_0>': 'Supreme Court of the United States', '<entity_1>': 'Ullmann v. United States'}
[['Ullmann v. United States', 'court', 'Supreme Court of the United States']]
<entity_1>, 350 U.S. 422 (1956), was a <entity_0> case in which the court held that a person given immunity from prosecution loses their Fifth Amendment right against self-incrimination, thus upholding the Constitutionality of the Immunity Act of 1954.
['legal case', 'United States Supreme Court decision']