Table: fringe (season 1)
Question: Is there a correlation between the production code and the air date of the episodes? Answer with only 'Yes' or 'No' that is most accurate and nothing else.
Step 1 (Operation, Indexing): original air date
Step 2 (Operation, Indexing): production code
Step 3 (Reasoning, Temporal Reasoning): original air date, air date of the episodes
Step 4 (Reasoning, Other Commonsense Reasoning): correlation
Answer: Yes