Assertion: blackout | /r/Causes | a short-term loss of power
Facets:
value: to its signalling systems
type: TRANSITIVE-OBJECT
value: to power supply equipment
type: TRANSITIVE-OBJECT
Source sentences:
text: Nick King, a director for Network Rail, said the blackout caused a short-term loss of power to its signalling systems and power supply equipment across a wide area of the rail network.