Question:
Other federal agencies have used the case study method successfully in answering program effects questions.

Does it follow that "The case study method hasn't been used successfully by other federal agencies."?
Answer:
no

Question:
The salamander suddenly broke from Dave's chest, glowing brighter as it rose toward the face of the attacker.

Does it follow that "Dave was no where to be found."?
Answer:
no

Question:
44 rooms.

Does it follow that "There are no rooms."?
Answer:
no

Question:
Ca'daan would have been run through but Adrin parried easily.

Does it follow that "Ca'daan was saved by Adrin's quick action."?
Answer:
it is not possible to tell