Can we conclude from "An elderly couple walks together." that "An elderly couple is walking."?
Options:
- yes
- no
- it is not possible to tell

yes
Explanation: For an elderly couple to be walking together implies they are together..

Premise: "A woman is walking down a cold street."
Hypothesis: "A lady is walking."
Do we know that the hypothesis entailed by the premise?

yes
Explanation: Another word for woman is lady and in either case they are walking..

Test for natural language inference.
Premise: "There is a man in a white shirt and khaki pants in the background."
Hypothesis: "A man is dressed nicely in the background."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

it is not possible to tell
Explanation: White shirt and khaki pants does not necessarily mean dressed nicely..

Test for natural language inference.
Premise: "A singer in a white coat singing into the microphone."
Hypothesis: "A singer sings while the mic stand falls down."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
it is not possible to tell
Explanation: It cannot be assumed that the mic stand is falling down..