1. A method of obtaining context information from a context server maintaining a context for an object of interest in a telecommunication network, said context server receiving raw context data from sensors associated with the object of interest and processing the raw context data in a context refiner according to predefined rules in order to derive or calculate refined context information from the raw context data, comprising the following steps: receiving, from a requesting party, a request for refined context information with reference to said object of interest, collecting individual context data for at least one individual entity of said requesting party, creating a customized rule on the basis of the received individual context data by aggregating the collected individual context data and the received context information request, said customized rule defining conditions in an adapted request for refined context information regarding the object of interest, sending said adapted request including the customized rule to the context server of said object of interest, wherein the context server produces refined context information from the raw context data according to the customized rule, and receiving, from the context server, context information refined according to said customized rule.