Problem: Extract the answer to the question from the following context. Question: Which is the name of a food additive: E949, forming gas, or power generation? Context: In more recent applications, hydrogen is used pure or mixed with nitrogen (sometimes called forming gas) as a tracer gas for minute leak detection. Applications can be found in the automotive, chemical, power generation, aerospace, and telecommunications industries. Hydrogen is an authorized food additive (E 949) that allows food package leak testing among other anti-oxidizing properties.

A: E 949

Problem: Extract the answer to the question from the following context. Question: Which regions developed agriculture first? Context: Not all of these cultural elements characteristic of the Neolithic appeared everywhere in the same order: the earliest farming societies in the Near East did not use pottery. In other parts of the world, such as Africa, South Asia and Southeast Asia, independent domestication events led to their own regionally distinctive Neolithic cultures that arose completely independent of those in Europe and Southwest Asia. Early Japanese societies and other East Asian cultures used pottery before developing agriculture.

A: Near East

Problem: Extract the answer to the question from the following context. Question: what test produced or unearth the reason for the strong bond between men and dogs Context: The latest study using magnetic resonance imaging (MRI) to humans and dogs together proved that dogs have same response to voices and use the same parts of the brain as humans to do so. This gives dogs the ability to recognize emotional human sounds, making them friendly social pets to humans.

A: magnetic resonance imaging (MRI)

Problem: Extract the answer to the question from the following context. Question: What makes Reverse Resistance different, especially local? Context: In music, popular local bands include The Five Stars, Penina o Tiafau and Punialava'a. The Yandall Sisters' cover of the song Sweet Inspiration reached number one on the New Zealand charts in 1974. King Kapisi was the first hip hop artist to receive the prestigious New Zealand APRA Silver Scroll Award in 1999 for his song Reverse Resistance. The music video for Reverse Resistance was filmed in Savai'i at his villages. Other successful Samoan hip hop artists include rapper Scribe, Dei Hamo, Savage and Tha Feelstyle whose music video Suamalie was filmed in Samoa.

A:
filmed in Savai'i at his villages