Panels a)−c): AIA 131 Å base-difference images (the base image is taken at 12:00 UT) showing a flux rope rising from lower atmosphere on 2013 May 22. Panel d): AIA 304 Å image showing the filament at the early rising phase of the flux rope. Panels e), f): corresponding AIA 304 Å and 171 Å images at 12:45 UT, respectively. An animation (movie4.mp4) of the 131 Å channel shown in this figure is available online.