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.

Sentence: 'In just the last 2 days the Israelis have killed 29 Palestinians , and most of them are innocent civilians including children .', Argument/Subject 1: 'israeli', Argument/Subject 2: 'palestinian'
be kill by

Sentence: 'Ever since Columbus discovered the Americas at the end of the 15th Century , the region was known as The New World .', Argument/Subject 1: 'columbus', Argument/Subject 2: 'america'
discover

Sentence: 'Anteros is the twin brother of Eros .', Argument/Subject 1: 'antero', Argument/Subject 2: 'ero'

be brother of