Premise: Source: IPhone 4S
It debuted with iOS 5 , the fifth major version of iOS , Apple 's mobile operating system , that introduced features including iCloud , iMessage , Notification Center , Reminders , and Twitter integration .
Hypothesis: The IPhone 4 has an advanced mobile operating system.
Label: nei
Span interactions:
level: high
labels: Synonym
Synonym
Synonym
premise_text: IPhone 4S
hypothesis_text: The IPhone 4
level: high
labels: Synonym
Synonym
premise_text: It
hypothesis_text: The IPhone 4
level: high
labels: Synonym
Synonym
premise_text: mobile operating system
hypothesis_text: mobile operating system
level: low
labels: Hypernym-two-way
Hypernym-two-way
premise_text: It
hypothesis_text: The IPhone 4