Read the text and determine if the sentence is true:

The 2017 Macanese general election took place on 17 September 2017 according to the provisions of the Basic Law of Macau. Out of a total of 33 seats, 14 were directly elected by universal suffrage under the highest averages method, while 12 were voted on from the Functional constituency, and 7 from nomination by the Chief Executive.

Sentence: The 2017 Macanese general election involved corruption
It's impossible to say