The Green Hills of Earth final, titular verse. Heinlein wrote several fragments of lyrics and six full stanzas for the song. Moore and Kuttner also give fragments of lyrics in "Quest of the Starstone." The fragments have been filled out and additional stanzas added by the filk community. Some versions combine Heinlein's and Moore's lyrics. The song's meter allows it to be sung to a number of popular tunes, including "Amazing Grace"; "Greensleeves"; "The House of the Rising Sun"; "The Rising of the Moon" / "The Wearing of the Green"; Friedrich Schiller's "Ode to Joy" (used in Beethoven's Ninth Symphony, fourth movement); "Oh My Darling,
Symphony No. 7 (Beethoven) the first melody is resumed and elaborated upon in a strict fugato. The third movement is a scherzo in F major and trio in D major. Here, the trio (based on an Austrian pilgrims' hymn) is played twice rather than once. This expansion of the usual A–B–A structure of ternary form into A–B–A–B–A was quite common in other works of Beethoven of this period, such as his Fourth Symphony, "Pastoral Symphony", and String Quartet Op. 59 No. 2. The last movement is in sonata form. According to music historian Glenn Stanley, Beethoven "exploited the possibility that a string section can