Assertion: spider | /r/HasProperty | intercepted in location
Facets:
value: over the last century
type: TEMPORAL
value: occasionally
type: DEGREE
Source sentences:
text: Over the last century, spiders have occasionally been intercepted in locations where they have no known established populations; these spiders may be transported fairly easily, though the lack of established populations well outside the natural range also indicates that such movement has not led to colonization of new areas, after decades of opportunities.