{
    "dataset_reader": {
        "type": "conll2003",
        "tag_label": "ner",
        "token_indexers": {
            "tokens": {
                "type": "single_id",
                "lowercase_tokens": true
            }
        }
    },
    "model": {
        "type": "simple_tagger",
        "calculate_span_f1": true,
        "encoder": {
            "type": "lstm",
            "hidden_size": 4,
            "input_size": 2,
            "num_layers": 1
        },
        "label_encoding": "IOB1",
        "text_field_embedder": {
            "token_embedders": {
                "tokens": {
                    "type": "embedding",
                    "embedding_dim": 100,
                    "pretrained_file": "allennlp/tests/fixtures/embeddings/glove.6B.100d.sample.txt.gz",
                    "projection_dim": 2,
                    "trainable": true
                }
            }
        }
    },
    "train_data_path": "allennlp/tests/fixtures/data/conll2003.txt",
    "validation_data_path": "allennlp/tests/fixtures/data/conll2003.txt",
    "trainer": {
        "cuda_device": -1,
        "grad_norm": 1,
        "num_epochs": 1,
        "optimizer": {
            "type": "adadelta",
            "lr": 1e-06,
            "rho": 0.95
        },
        "patience": 500
    },
    "data_loader": {
        "batch_sampler": {
            "type": "bucket",
            "batch_size": 80,
            "padding_noise": 0
        }
    },
    "validation_dataset_reader": {
        "type": "conll2003",
        "tag_label": "ner",
        "token_indexers": {
            "tokens": {
                "type": "single_id",
                "lowercase_tokens": true,
                "namespace": "test_tokens"
            }
        }
    }
}