Question:
Based on the premise "Whether this is an effective avenue to lower costs and improve performance remains to be seen.", can we conclude that "Whether this is an ineffective avenue to higher costs and improve performance remains to be seen."? OPTIONS:
- yes
- it is not possible to tell
- no
****
Answer:
no

Question:
Based on the premise "Reductions of NOx, particularly during winter and spring, are critical for addressing these concerns.", can we conclude that "Reducing NOx is critical."? OPTIONS:
- yes
- it is not possible to tell
- no
****
Answer:
yes

Question:
Based on the premise "The framework of the door was solid, and for a long time it resisted our efforts, but at last we felt it give beneath our weight, and finally, with a resounding crash, it was burst open. ", can we conclude that "The door took much effort to break open. "? OPTIONS:
- yes
- it is not possible to tell
- no
****
Answer:
yes