An experiment in structure & development:
7a,7a,7a,9b,9c
7d,7d,7d,9b,9c
9e,9e,9e,10b,10f
9g,9g,9g,10b,10f,
8h,8h,8h,9i,9i.
Where complexity increases until the resolution stanza moderates

Changed up:
An experiment in structure & development:
7a,7a,7a,9b,9c
7d,7d,7d,9b,9c
9e,9e,9e,10b,10c
9f,9f,9f,10b,10c,
8g,8g,8g,9h,9h.
Where complexity increases until the resolution stanza moderates