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: 'Postnova first was based in an office in Munich downtown in the state of Bavaria in Germany .', Argument/Subject 1: 'bavarium', Argument/Subject 2: 'germany'
be state in

Sentence: 'Trivandrum , the capital of the State of Kerala , is a beautiful seaside city built on seven hills .', Argument/Subject 1: 'trivandrum', Argument/Subject 2: 'keralum'
be capital city of

Sentence: 'Abraham Lincoln becomes sixteenth president of the United States .', Argument/Subject 1: 'lincoln', Argument/Subject 2: 'unite state'

be president of