Do these two sentences from wikipedia have the same meaning?
Devon still delivers the same drive to Chuck ; when he returns to Ellie , however , it is revealed that Ellie is still working on hard research .
Devon still delivers the same drive to Chuck , but when he returns to Ellie , it is revealed that Ellie is still working on hard science .

Available options:
[a]. no.
[b]. yes.
The answer is:
[b].