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needed to be invested into the query definition pro-
cess.
ACKNOWLEDGEMENTS
The work published in this article was supported by
the project titled: “Advanced data extraction meth-
ods for the needs of expert search” financed under the
Innovative Economy Framework and partially sup-
ported by European Union in the European Regional
Development Fund programme (contract no. UDA-
POIG.01.03.01-30-150/08-01).
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