Assertion: regional grid | /r/HasProperty | interconnected to the central grid
Facets:
value: on 31 december
type: TEMPORAL
value: synchronously
type: MANNER
Source sentences:
text: The sole remaining regional grid, the Southern Grid, was synchronously interconnected to the Central Grid on 31 December 2013 with the commissioning of the 765 kV Raichur-Solapur transmission line, establishing the National Grid.