Make the necessary additions or changes to your knowledge base from the previous exercise so that the questions that follow can be answered. Include in your report a discussion of your changes, explaining why they were needed, whether they were minor or major, and what kinds of questions would necessitate further changes.

a. Are there other people in Safeway while John is there? [Yes—staff!] 

b. Is John a vegetarian? [No] 

c. Who owns the deodorant in Safeway? [Safeway Corporation] 

d. Did John have an ounce of ground beef? [Yes] 

e. Does the Shell station next door have any gas? [Yes] 

f. Do the tomatoes fit in John’s car trunk? [Yes]