<http://idspigs.co.uk/2020/05/slurry-management-facilitated-by-premium-pig-housing/#primaryimage>
<http://schema.org/height>
"417"^^<http://www.w3.org/2001/XMLSchema#integer>
<http://idspigs.co.uk/2020/05/slurry-management-facilitated-by-premium-pig-housing/>