Assertion: series's period | /r/CapableOf | follow established pattern
Facets:
value: previously
type: TEMPORAL
value: exactly
type: DEGREE
Source sentences:
text: Seaborg expected the eighth period to follow the previously established pattern exactly, so that it would include a two-element s-block for elements 119 and 120, a new g-block for the next 18 elements, and 30 additional elements continuing the current f-, d-, and p-blocks, culminating in element 168, the next noble gas.