From the given sentence, extract the phrase (often noun or verb) that carries the given relationship. The generated phrase should be present in the sentence.

[EX Q]: Given Relationship: 'be secretary-general of', Sentence: 'Secretary-General Ban Ki-moon appointed Kiyotaka Akasaka of Japan as United Nations Under-Secretary-General for Communications and Public Information on April 1 2007 .'
[EX A]: Secretary-General

[EX Q]: Given Relationship: 'present at', Sentence: 'Malfait N. , Ramsay J.O. and Froda , S. , Estimation by the finite element method in a functional linear model , Paper presented at the International Conference on Measurement and Multivariate Analysis , Banff , May 2000 .'
[EX A]: presented

[EX Q]: Given Relationship: 'land on', Sentence: 'Opportunity is right on course to land halfway around Mars from Spirit .'
[EX A]:
land