Complex sentence: This may also imply that either Skaro survived the events of "Remembrance of the Daleks" (as portrayed in "War" or otherwise), or that the Seventh Doctor's actions in "Remembrance" were part of the Time War.
Split into simpler sentences: This may also imply that Skaro survived the events of Remembrance of the Daleks "(as portrayed in" War'). An alternative explanation could also mean that the Seventh Doctor's actions in "Remembrance" were particular episodes within the Time War.