sentences:  It continues with a melancholy second theme in A-flat major which builds up to the very majestic ending of the 1st movement's exposition.There is a turbulent development section, followed by a recapitulation of the two main themes, in slightly varied form and with the modulations altered to bring the second theme back in F major.The movement ends very quietly, vacillating uncertainly between F minor and major, before settling for F major in the very last sustained chord.