Please answer the following question by reasoning step-by-step. Premise: "A black dog and a brown dog are playing rough on green grass."
Based on this premise, can we conclude that the hypothesis "The dogs played in the back yard." is true?
Options:
- yes
- it is not possible to tell
- no. Step-by-step reasoning:
Green grass does not imply only a back yard but could be any grassy area. So the answer is it is not possible to tell.