Compare "Sequence" dancing to "Round" dancing
Maple Leaf Rag as SEQUENCE DANCE
Here, Ann is counting to 16 and the dancers memorize that sequence of 16 steps.
Cecilia had previously memorized the follower part.
A Sequence version can take several weeks to learn and memorize.
Maple Leaf Rag as ROUND DANCE
Here, some of the dancers have never performed the dance before and probably
have never seen it. John is just announcing the names of the steps by calling out the cues.
The dancers have learned how to respond with footwork when they hear a cue.
They have not spent one second learning the dance.