chromium/third_party/libxml/fuzz/seed_corpus/720fea1a8439bb20b10fd64a3e84fc8d3efde291

<!DOCTYPE doc [
<!ELEMENT doc (a?, (b, c?)?, d)>
<!ELEMENT a EMPTY>
<!ELEMENT b EMPTY>
<!ELEMENT c EMPTY>
<!ELEMENT d EMPTY>
]>
<doc>
<d/>
</doc>