Practice Exercises for Linneus - Answers

1. (FISH)
   T
2. (SWIMMER ANIMAL)
   T
3. (TURBOT)
   T
4. (PERSON FISH)
   T
5. A
   T
6. AN
   T
7. X = FISH, Y = SWIMMER, 
   SWIMMER IS THE SUPERSET OF FISH
   FISH IS THE SUBSET OF SWIMMER
   "A" is the article for FISH
   "A" is the article for SWIMMER
8. A. NIL
   B. (PERSON FISH)
   C. X=SWIMMER, Y=(PERSON FISH), ISAFLAG=NIL,
   D. (if isaflag...) returns (IS SOMETHING MORE GENERAL THAN)
   E. (make-conj...) returns (A PERSON AND A FISH) 
9. A. (SORRY NOT THAT I KNOW OF)
   B. (YES INDEED A TURBOT IS A SWIMMER)
   C. X=TURBOT,  Y=SWIMMER
      (isa-test...) returns T
      10 determines the number of levels to search
      Starts at a leaf of the tree
10. A. A  B.  A  C. X = TURBOT   Y = SWIMMER
    D. (isa-test x y) returns TRUE
    E. (explain-links x y) returns 
       (A TURBOT IS A FISH AND A FISH IS A SWIMMER)