Given a document, an entity and its sentiment towards the entity, verify if it is the correct sentiment towards the entity. Answer should be yes or no. Note that URLs in the text have been replaced with [Link].

Ex Input:
Verify if the sentiment of the following document towards the entity Boko Haram is Negative . Soldiers will stop and check all motorists passing through Maiduguri and nearby villages throughout the night  while police will take over manning checkpoints during the day  authorities said. The soldiers arrived late Tuesday night  the first sign of a federal government intervention in a city beset by targeted killings by Boko Haram for weeks.
 Zarewa also said police found the unexploded bombs after an alleged Boko Haram bomb attack on a police station in Gamboru  a building destroyed by rioting sect members in July 2009. The rioting  as well as a subsequent security crackdown  left more than 700 people dead.
 Followers of Boko Haram  which means "Western education is sacrilege" in the local Hausa language  went into hiding after the July 2009 riot  as police began arresting anyone caught listening to or holding a sermon by the sect. However  officials now fear the group has rearmed. A video recording released in late June showed a Boko Haram leader calling for new violence as the one-year anniversary of their attack neared.
 Boko Haram has said it wants a stricter version of Islam's Shariah law in place across Nigeria. Nigeria  a nation of 150 million people  is divided between the Christian-dominated south and the Muslim north. A dozen states across Nigeria's north already have Shariah law in place  though the area remains under the control of secular state governments.
a Boko Haram leader calling for new violence as the one-year anniversary of their attack neared.

Ex Output:
yes


Ex Input:
Verify if the sentiment of the following document towards the entity Kandeh Yumkella is Negative . Amid criticism that technology company Hewlett Packard (HP) is not doing enough to eliminate toxic substances from its products  the head of the United Nations industrial development program Kandeh Yumkella vowed on Wednesday to take the issue up with the UN's long-time partner.
 "We will deal with the criticism and push HP to deal with that  " said Yumkella  director of the United Nations Industrial Development Organization (UNIDO).
 "People use their computers elsewhere and when the computers are done  they're loaded in containers and shipped off " said Yumkella. "We are working with agencies to look at how we deal with e-waste."
 Yumkella acknowledged that IT companies must take an active role in mitigating e-waste but as the saying goes  it's important not to throw out the baby with the bath water.

Ex Output:
no


Ex Input:
Verify if the sentiment of the following document towards the entity Recep Tayyip Erdogan is Neutral . In a public appeal on Tuesday  Prime Minister Recep Tayyip Erdogan urged Turkish football fans to show hospitality and not give in to possible provocations.
 "Our president was greeted with hospitality in Armenia... We should host Sarkisian and the Armenian team in the same manner as befits Turkish hospitality " he told a meeting of his party's lawmakers here.
 "I am confident that football lovers in Bursa will act with dignity and maturity " he added.
 Gul himself held a meeting with Bursa authorities and leaders of football fan groups last week in which he personally appealed for a smooth match.
 "We want to show the world a lesson in hospitality. I wish this match to be an example to world peace " Gul said in the meeting  according to an official statement.
 Sarkisian and Gul are expected to hold face-to-face talks and have dinner together before watching the match. The two leaders will then attend a reception before Sarkisian flies back home.
 Erdogan on Tuesday renewed calls on Armenia to make peace with Azerbaijan over Nagorny Karabakh  thus making it easier for his government to move on the parliamentary ratification of the reconciliation deals.

Ex Output:

yes