question:
Among the achievements are an increase of piped water supply between 1990 and 2010 from 89% to 100% in urban areas and from 39% to 93% in rural areas despite rapid population growth, the elimination of open defecation in rural areas during the same period, and in general a relatively high level of investment in infrastructure.
From 1990 to 2010 what was improvement in piped water supply to rural areas?

answer: yes

question:
The President is responsible for the implementation of the Constitution and for the exercise of executive powers, except for matters directly related to the Supreme Leader, who has the final say in all matters.
How many Vice-Presidents serve under the President in Iran?

answer: no

question:
The U.S. unemployment rate increased to 10.1% by October 2009, the highest rate since 1983 and roughly twice the pre-crisis rate.
What was the U.S. unemployment rate in October 2009?

answer: yes

question:
By April and May 1941, the Luftwaffe was still getting through to their targets, taking no more than one- to two-percent losses on any given mission.
How many bombers hit Plymouth on Hitler's birthday?

answer:
no