{ "config": { "activation_function": "tanh", "head_type": "multiple_choice", "label2id": { "1": 0, "2": 1 }, "layers": 2, "num_choices": 2, "use_pooler": false }, "hidden_size": 768, "model_class": "BertModelWithHeads", "model_name": "bert-base-uncased", "model_type": "bert", "name": "copa" }