Datasets:
| PAD | |
| UNK | |
| O | |
| B-album | |
| I-album | |
| B-artist | |
| I-artist | |
| B-best_rating | |
| B-city | |
| I-city | |
| B-condition_description | |
| B-condition_temperature | |
| B-country | |
| I-country | |
| B-cuisine | |
| I-cuisine | |
| B-current_location | |
| I-current_location | |
| B-entity_name | |
| I-entity_name | |
| B-facility | |
| I-facility | |
| B-genre | |
| I-genre | |
| B-geographic_poi | |
| I-geographic_poi | |
| B-location_name | |
| I-location_name | |
| B-movie_name | |
| I-movie_name | |
| B-movie_type | |
| I-movie_type | |
| B-music_item | |
| I-music_item | |
| B-object_location_type | |
| I-object_location_type | |
| B-object_name | |
| I-object_name | |
| B-object_part_of_series_type | |
| I-object_part_of_series_type | |
| B-object_select | |
| I-object_select | |
| B-object_type | |
| I-object_type | |
| B-party_size_description | |
| I-party_size_description | |
| B-party_size_number | |
| B-playlist | |
| I-playlist | |
| B-playlist_owner | |
| I-playlist_owner | |
| B-poi | |
| I-poi | |
| B-rating_unit | |
| B-rating_value | |
| B-restaurant_name | |
| I-restaurant_name | |
| B-restaurant_type | |
| I-restaurant_type | |
| B-served_dish | |
| I-served_dish | |
| B-service | |
| I-service | |
| B-sort | |
| I-sort | |
| B-spatial_relation | |
| I-spatial_relation | |
| B-state | |
| I-state | |
| B-timeRange | |
| I-timeRange | |
| B-track | |
| I-track | |
| B-year | |