<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" "http://www.w3.org/TR/REC-html40/loose.dtd">
<html><body><p tst="a&amp;b" tst2="a&amp;b" tst3="a &amp; b">
a&amp;b
a&amp;b
a &amp; b
</p></body></html>