Input:

Total coal stocks with the thermal power stations came down to 9.6 million tonnes on March 3, 2003 from 11 million tonnes on October 1, 2002.

Sentence: They take yearly surveys of coal stocks.

Output: It's impossible to say

Input:

Prolonged exposure to UV-B light can cause sunburn, and there are worries that damage to the ozone layer may lead to an increase in the incidence of skin cancer.

Sentence: Prolonged exposure to UV-B rays can cause skin cancer unless there is shade.

Output: It's impossible to say

Input:

Mr. Speaker, according to last week's supplementary estimates the government is planning to spend billions on some interesting projects including $4 million for millennium art projects; $22 million for new chanceries in Colombia, Haiti, Venezuela and South Korea; $3.2 million for senators; and $1 million for international environmental organizations.

Sentence: the government is planning on spending trillions

Output: No

Input:

Exercising the powers referred to in article 15, paragraph 3, of the protocol to suppress and punish trafficking in persons, especially women and children, the government of Ecuador makes a reservation with regard to article 15, paragraph 2, relating to the settlement of disputes.

Sentence: article 15, paragraph 3 is in relation to the settlement of disputes.

Output:
No