Assertion: earthquake's effect | /r/HasProperty | detectable
Facets:
value: by february
type: TEMPORAL
value: as a 20 μm
type: OTHER
Source sentences:
text: By February 2005, the earthquake's effects were still detectable as a 20 μm (0.02 mm; 0.0008 in) complex harmonic oscillation of the Earth's surface, which gradually diminished and merged with the incessant free oscillation of the Earth more than four months after the earthquake.