Assertion: order stream | /r/CapableOf | join a second-order stream
Facets:
Source sentences:
text: Thus, if a first-order stream joins a second-order stream, it remains a second-order stream.
text: However, if a first-order stream joins a second-order stream, the latter remains a second-order stream.
text: Thus, if a first-order stream joins a second-order stream, it remains a second-order stream.