Table: salyut 6
Question: Is there a difference in the duration of the expeditions to Salyut 6 depending on the country of the crew? Answer with only 'Yes' or 'No' that is most accurate and nothing else.
Step 1 (Operation, Grouping): crew
Step 2 (Operation, Indexing): duration (days)
Step 3 (Reasoning, Arithmetic): comparison, duration (days)
Step 4 (Reasoning, Reasoning with Quantifiers): existential, duration difference
Answer: Yes