Consider the question. Given the sentence "A girl reaching down into the water while standing at the edge of a river." can we conclude that "She is looking for fish."?
Options:
- yes
- it is not possible to tell
- no
 What is the step-by-step reasoning process to arrive at the answer: it is not possible to tell?
The girl reaching down into the water while standing besides the edge of a river might not necessarily be looking for fish.