other,33-4-C88-2086,ak | presuppositional nature of these <term> | sentences | </term> . We have developed a <term> computational | #18279 By reappraising these insightful counterexamples, the inferential theory for natural language presuppositions described in /Mercer 1987, 1988/ gives a simple and straightforward explanation for the presuppositional nature of these sentences . |