Simplify the following text for a Grade 6 native English-speaking person.
Original: The cor anglais is a transposing instrument pitched in F , a perfect fifth lower than the oboe ( a C instrument ) , and is consequently approximately one and a half times the length of the oboe .
Simplified: The cor anglais , or English horn , is a double reed instrument in the woodwind family . It is very similar to an oboe , but as it is longer than an oboe it plays lower notes .