TRACING SUPPORT DEVICE, TRACING SUPPORT SYSTEM, TRACING SUPPORT METHOD, AND TRACING SUPPORT PROGRAM

摘要

PROBLEM TO BE SOLVED: To obtain high traceability in units of sentences between documents.SOLUTION: A tracing support device includes a tracing management section 17 which allows a display control unit 16 to store a first sentence included in first document information corresponding to a first document in a first document display region so as to be specified in units of sentences, and when one sentence is optionally specified, extracts second sentence identification information included in second document information corresponding to a second document in relative value information including first sentence identification information and a related value exceeding a threshold, both being associated with the one sentence, reads a sentence indicated by index identification information associated with the second sentence identification information, and a sentence identified by the second identification information, from a document information storage section 13, and allows the display control unit 16 to store the sentence indicated by the index identification information as an index and the sentence identified by the second sentence identification information as a candidate sentence in a candidate sentence display region.