Tom's nag is fat; his dog is not fat.
Nat is on Tom's nag.
Nat's dog, Rab, can not catch the rat.
See the frog on the log.
A lad sees the frog.
The lad can not catch it.
A cat is on the mat; the cat sees a rat.
Ann's fan is on the stand.
The man has a lamp.
A dog ran at the man.
Ann sat on a log.