tokens: Most of the schema mappings are pretty trivial ( the name of an object in A simply maps to the name of the object in B ) , so I would like to avoid writing a lot of trivial code by hand .
ner_tags: O O O O O O O O O O O O O O O B-Variable O O O O O O O O O O B-Variable O O O O O O O O O O O O O O O O