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.

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?
whether former Attorney General Alberto Gonzales and other officials involved in the firings of nine U.S. attorneys broke the law .

Sentence: Pitt spoke out against the Convention of El Pardo which aimed to settle the dispute peacefully . 
 Question: what might  have settled something?
the Convention of El Pardo

Sentence: Under an Elizabethan statute , the Erection of Cottages Act 1588 , the cottage had to be built with at least of land . 
 Question: what   had  to do something?

the cottage