http://rdfs.org/sioc/spec/parent_of

used by 11:

• aspire-bournemouth
• aspire-brunel
• aspire-harper-adams
• aspire-keele
• aspire-mmu
• aspire-ntu
• aspire-roehampton
• aspire-st-andrews
• aspire-sussex
• aspire-ucl
• aspire-uclan