Inside <shipdimension> the technical data of a ship, or wreck respectively, are given.
                
                    If <shipdimension> is given, at least one of its child elements must
                    be given, too.
                
                    (see also <wreck>, or
                    <vessel>)
                
<shipdimension>
    <length>156.2</length>
    <beam>12.6</beam>
    <draught>5.7</draught>
    <displacement>123456.7</displacement>
    <tonnage>170000.0</tonnag>
</shipdimension>