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  The League One side were ahead after just three minutes as the forward scored with a low left-foot shot.
  Rovers went two clear with 20 minutes remaining when Williams netted from close range after a defensive error from a corner by Oliver Crowley.
  Bohan Dixon was unlucky to see his 20-yard free-kick tipped round the post by Doncaster keeper Thorsten Stuckmann.
target: Andy Williams' double saw Doncaster ease to a comfortable victory over National League North side Stalybridge.