In this task, you will be presented with a context passage, a question about that paragraph, and a possible answer to that question. The task is to check the validity of the answer. Answer with "Yes" or "No".

Ex Input:
Density is also an important physical property of matter. The concept of density combines what we know about an objects mass and volume. Density reflects how closely packed the particles of matter are. When particles are packed together more tightly, matter is more dense. Differences in density of matter explain many phenomena. It explains why helium balloons rise. It explains why currents such as the Gulf Stream flow through the oceans. It explains why some things float in or sink. You can see this in action by pouring vegetable oil into water. You can see a colorful demonstration in this video. <sep>What physical property of matter combines what we know about an object's mass and volume?<sep>Gravity

Ex Output:
No


Ex Input:
Josie started planning her new garden in the winter. She chose flowers and vegetables that could grow in her area. She looked through the seed magazines. She ordered the tastiest kind of each vegetable and the prettiest kind of each flower. She talked to a friend about her plans. It seemed like the snow would never melt. But Josie didn't have to wait for spring to get started. Six weeks before the last frost, Josie planted seeds indoors. The tiny seedlings pushed up through the soil and began to grow. Finally spring arrived. Each day, Josie moved the seedlings outside for a few hours so they could get used to the cooler temperatures. Josie worked in her garden, digging the soil. She added a special growing mix from the garden store to make the soil better. When everything was ready, she removed the seedlings from their trays and planted them in her garden. The warm sun and rich soil helped her vegetables and flowers grow. <sep>When did Josie move the seedlings outside for a few hours so they could get used to the cooler temperatures?<sep>Weekdays

Ex Output:
No


Ex Input:
The opening shot of the movie shows Kunti praying for Lord Krishna's protection for the Pandavas .  Lord Krishna consoles Kunti and promises to ever protect the Pandavas and guide them through troubles and problems that may occur in life .  The sons of Pandu and Dhritarashtra progeny break into an argument .  When Duryodhana insults the Pandavas as `` dependents '' , Bheema counters by saying that , the Kauravas are the progeny of a widow .  Duryodhana asks Veda Vyasa for an explanation .  He is then told that , since his mother , Gandhari had an astrological defect , she is first married of to a goat and then married to his father .  Duryodhana gains animosity towards the kingdom of Gandhara where the king , the father of his mother Gandhari , rules .  He attacks Gandhara and lays waste of the whole kingdom .  He them imprisons the royal family in his prison .  He gives them only one rice grain per prisoner .  The king of Gandhara then stops everyone from grabbing the little food that is provided .  He says that instead of everyone dying , they could keep at least one of their princes alive .  He chooses Sakuni to be alive .  Sakuni takes an oath that he will do everything he can to destroy the entire Kaurava clan .  He makes magic dice from his father's spinal cord .  The magic dice show exactly the number that he would want .  Duryodhana takes pity on the lone prisoner , Sakuni after the rest of the Gandhara royal family dies in prison out of starvation .  Sakuni joins the evil of coterie of Duryodhana , Karna and Dushyasana . <sep>Who chooses Sakuni to be alive?<sep>The king

Ex Output:

Yes


