Consider this example text--
For news about ZEO2, see the file ZEO-NEWS.txt.
This version of ZODB ships with two different versions
of ZEO. It
includes ZEO 2.0 beta 1, the recommended new version.
(ZEO 2 will
reach final release before ZODB3.) The ZEO 2.0
protocol is not
compatible with ZEO 1.0, so we have also included ZEO
1.0 to support
people already using ZEO 1.0.
If a heading with a marker line below is too short, it
is not recognized as a heading. The ZEO heading is
okay, because there are four dashes under it. The ABC
heading is not recognized because it only has three