(attached-h1 attr kids)
(attached-h2 attr kids)
(attached-h3 attr kids)
(attached-h4 attr kids)
(attached-h5 attr kids)
(block-h1 attr kids)
(block-h2 attr kids)
(block-h3 attr kids)
(block-h4 attr kids)
(block-h5 attr kids)
(dividing-h1 attr kids)
(dividing-h2 attr kids)
(dividing-h3 attr kids)
(dividing-h4 attr kids)
(dividing-h5 attr kids)
(h1 attr kids)
(h2 attr kids)
(h3 attr kids)
(h4 attr kids)
(h5 attr kids)
(sub-h1 attr kids)
(sub-h2 attr kids)
(sub-h3 attr kids)
(sub-h4 attr kids)
(sub-h5 attr kids)