Complex sentence: The second part is propulsive and marked Agitato, beginning with highly chromatic triplets and passionately building to interlocking chordal triplets that descend into a climactic recapitulation of the main theme, this time in four staves to accommodate the volume of notes.
Split into simpler sentences: The second part is propulsive and marked Agitato, beginning with highly chromatic triplets. This passionately builds to interlocking chordal triplets that descend into a climactic recapitulation of the main theme, this time in four staves to accommodate the volume of notes.