Question:
Based on the premise "so have you have you been just been out of school what i guess four years yeah", can we conclude that "I graduated 6 years ago."?
****
Answer:
it is not possible to tell

Question:
Based on the premise "I suppose you are quite sure that the latch-key was forgotten, that he did not take it after all?", can we conclude that "He had the key with him at all times."?
****
Answer:
no

Question:
Based on the premise "For example, see Analytical Perspectives, Budget of the United States Fiscal Year 2001, Executive Office of the President, Office of Management and Budget (February 2000), pp. 30-31.", can we conclude that "The February 2000 text contains pertinent information regarding this accounting practice."?
****
Answer:
it is not possible to tell