1)Proposition: I have globophobia 

Truth value: True 

Truth conditions: For this to be true, I need to be anxious when a balloon is around me.

Entailment: “I have Globophobia” entails “ I am fearful around balloons”

2)Proposition: all cats are reptiles

Truth value: false

Truth conditions: cats would have to be reptiles, not mammals 

Entailment: “All cats are reptiles” entails “some reptiles can purr”

3)Proposition: An undiscovered flower only blooms at midnight, in the Amazon forest

Truth value: Unknown

Truth condition: For this to be true there should be evidence of such a flower.

Entailment:” An undiscovered flower only blooms at midnight, in the Amazon forest” entails “biodiversity in the Amazon forest is not fully documented”