1. A method comprising: accessing a database that stores a merged schema based on a plurality of nodes in each schema of a plurality of schernas, the merged schema including business entity data that includes a plurality of business entities, each business entity of the plurality of business entities having a name; for each business entity of the plurality of business entities: extracting a sequence of words from the name of the business entity; generating candidate phrases for the business entity from the sequence of words; and ranking the candidate phrases for the business entity; analyzing, using a processor of a machine, candidate sets of labels for the plurality of business entities, each business entity having a label, no two business entities having the same label, the label for each business entity of the plurality of business entities being selected from the candidate phrases for the business entity; assigning labels to each business entity of the plurality of business entities based on the analysis of the candidate sets of labels; receiving data stored using a first schema of the plurality of schemas; converting the received data to the merged schema; and causing the presentation of the converted data using the assigned labels.