<http://schema.org/description>
"* Exxon calls force majeure on Nigeria's biggest oil grade* Shell's force majeure on Forcados exports in place* Raft of output problems hit N"^^<http://www.w3.org/2001/XMLSchema#string>
<http://in.reuters.com/article/shell-nigeria-oil-idINL5E8MLB3B20121121>