Bobby Osborne worked with The Osborne Brothers until Mosley 's retirement in 2003 , and then with Sonny and his band , the Rocky Top Express , until 2011 .
Until Sonny 's retirement in 2003 , Mosley worked with the Osborne Brothers , and by 2011 with Bobby Osborne and his band Rocky Top Express .

Select your answer from the options. Do these sentences mean the same thing?
Available choices:
(A). no
(B). yes
(A).