Simplify the following text for a Grade 8 native English-speaking person.
Original: The river was named by Griffith Taylor during the British Antarctic Expedition from a poem by Samuel Taylor Coleridge .
Simplified: The river was named by Griffith Taylor of the Terra Nova Expedition of 1911-13 . The name is from the opening passage in Samuel Taylor Coleridge 's poem , Kubla Khan , published in 1816 .