Table: anti - ship missile
Question: Which missile was the first to be launched by a submarine, and in what year did this happen?
Step 1 (Operation, Grouping): launched by contains sub
Step 2 (Reasoning, Temporal Reasoning): year, the first
Step 3 (Operation, Sorting): year
Step 4 (Reasoning, Aggregating): MIN, year
Answer: p - 70 ametist (ss - n - 7 starbright), 1968