top-level content
<!-- BEGIN outer -->
	outer
	<!-- BEGIN middle -->
		{outer.middle.S_BLOCK_NAME}
		<!-- BEGIN inner -->
			inner {inner.VARIABLE}
			<!-- IF outer.middle.inner.S_FIRST_ROW -->
				first row of {outer.middle.inner.S_NUM_ROWS} in {middle.inner.S_BLOCK_NAME}
			<!-- ENDIF -->
		<!-- END inner -->
	<!-- END middle -->
<!-- END outer -->
