instruction:
In this task, you are given a sentence and question which can be answered using the sentence. Your task is to answer the question using the information from the sentence. The answer to the question is unique and it is a continuous text span from the sentence.
question:
Sentence: Following the report , Attorney General Michael Mukasey appointed a special prosecutor to investigate whether former Attorney General Alberto Gonzales and other officials involved in the firings of nine U.S. attorneys broke the law . 
 Question: what should  be investigated?
answer:
whether former Attorney General Alberto Gonzales and other officials involved in the firings of nine U.S. attorneys broke the law .


question:
Sentence: A Fifth order Fresnel lens manufactured by Parisian glass makers Barbier and Fenestre was installed in the lantern . 
 Question: what was  manufactured?
answer:
A Fifth order Fresnel lens


question:
Sentence: The facades were covered with fresh multicolor paintwork , greatly enhancing the external appearance of the buildings . 
 Question: how is something enhanced?
answer:

greatly