The device has an analyzer (1) for analyzing an entered natural speech file and outputting the analysis results, a memory medium (11) for storing the output analysis results, a predecessor candidate generator (2) for detecting a target component in the entered file required for the anaphora analysis in accordance with the current analysis results and the preceding stored analysis results and for generating the predecessor candidates corresponding. to the target components, a candidate rejection device (3), a preference allocation device (4) and a candidate decision device (5) for determining and outputting a defined number of candidates with preferences.
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