{'declarativized': 'shale is a sedimentary rock that can be metamorphosed into slate by chemical weathering', 'correct': False, '__index_level_0__': 490}
shale is a sedimentary rock that can be metamorphosed into slate by chemical weathering False 490
{'declarativized': 'shale is a sedimentary rock that can be metamorphosed into slate by chemical weathering', 'correct': False, '__index_level_0__': 490}