| http://www.w3.org/ns/prov#value | - This can provide a concentration of radiantenergy and may have application where there is a need to focus solar energy.It will be clear to those skilled in the art that the present invention has at least the following advantages: (i) The building structure may be of a dome shape which is well suited to storing, for example, grain and is also well suited to resistwind loading; (ii) The building str
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