Given two noun phrases (arguments) and relationship between them, form a sentence that expresses theses arguments with the given relationship.

[Q]: Relationship: 'be elect by', Argument/Subject 1: 'chairman', Argument/Subject 2: 'board'
[A]: He joined the Board in 2001 and was elected Chairman of that Board in 2005 .


[Q]: Relationship: 'be assist by', Argument/Subject 1: 'president', Argument/Subject 2: 'vice-president'
[A]: The Vice-President Communications shall assist the President in all NCCCFA matters concerning publications and communications of the association .


[Q]: Relationship: 'be capital of', Argument/Subject 1: 'ulan bator', Argument/Subject 2: 'mongolium'
[A]:
The capital city of Mongolia , Ulan Bator , celebrates the 53rd anniversary of the revolution with parades , festivals , wrestling , archery , and horse races .