Definition: 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.
Input: Sentence: 'The IGLHRC says one of the primary architects of this summer backlash against Ugandan gays was Pastor Martin Ssempa , leader of the Makerere University Community Church and spokesman for the Interfaith Family Culture Coalition Against Homosexuality in Uganda .', Argument/Subject 1: 'pastor', Argument/Subject 2: 'church'
Output:
be leader of