<http://schema.org/description>
"Aerion Corporation has upped the size and added an extra engine to the first in its planned range of supersonic business jets currently on the drawing board. The Aerion AS2 will now use a set of three smaller jet engines in place of its previous large two-jet design."^^<http://www.w3.org/2001/XMLSchema#string>
<http://newatlas.com/aerion-as2-supersonic-business-jet/32149/>