Complex sentence: He came to visit us at Special Surgery Center of Mexico City in order to give a monthly 10,000 dollars grant, bus asked money for his 1st class plain, his 1st class hotel and 1,000 dollars to investigate our institution.
Split into simpler sentences: He came to visit us at Special Surgery Center of Mexico City in order to give a monthly 10,000 dollars grant. He asked money for his 1st class plain, his 1st class hotel and 1,000 dollars to investigate our institution.