Events
Include expired: true
and Keywords: mark ibberson group or open refine
and City: Bern or Bogota or Fribourg or Gebze or Heidelberg or Philadelphia or Prague or Sheffield or Singapore or Vancouver
Include expired: true
and Keywords: mark ibberson group or open refine
and City: Bern or Bogota or Fribourg or Gebze or Heidelberg or Philadelphia or Prague or Sheffield or Singapore or Vancouver