Most of the Yahoo results are translations and other citations of the AltaVista text,
but there are some wierd fish in this net.
for example, cited the AltaVista example into the text of their page
but they forgot to use the right characters, so it's invisible to humans.
seems to have inserted the META description tag.
(a Brazilian site, advertising milk cows!)
inserted the exact tags. I'll write to them and suggest
that they use "vacas de lactacao" instead of the poodles.