Given a sentence and two mentions from the text (arguments), indicate a phrase (a verb or noun phrase) that describes the relationship between the provided arguments.

Q: Sentence: 'Adobe and the Adobe logo are either registered trademarks or trademarks of the Adobe System Incorporated in the United States and/or other countries .', Argument/Subject 1: 'adobe', Argument/Subject 2: 'adobe system'

A: be trademark of
****
Q: Sentence: 'The Chair of the Council and Executive Committee is elected first , with all seated voting members of the CUPB eligible to serve as nominators and electors .', Argument/Subject 1: 'committee', Argument/Subject 2: 'chair'

A: elect
****
Q: Sentence: 'Ishmael was Abraham 's son by Sarah 's handmaiden Hagar .', Argument/Subject 1: 'ishmael', Argument/Subject 2: 'abraham'

A:
be son of
****