| http://www.w3.org/ns/prov#value | - The first section includes three branches in parallel, the first of which comprises a set of normally- Closed contacts B4, the second of which comprises a series circuit of normally-closed contacts C', D6 and E7, and the third of which comprises normally-open contacts BS. The contacts B4 and BS are a make-afterbreak set of contacts so that the rst branch is opened only when either the relay C', D
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