The dancers tend to cluster in jerky angular clumps and one movement rarely glides smoothly into another. 
Bodies fling, screw or twist themselves into one position, then abruptly change direction so that you can never predict the logic of a single phrase let alone the work's overall shape. 
This cultivation of the choreographic non sequitur <tag "515648">derives</> partly from the music (Aaron Copland's Piano Quartet) which combines a forward momentum with a kind of see-sawing thematic development.   

