Jakého
Jakého is a Czech word that functions as a genitive masculine or neuter form of the interrogative pronoun "jaký" (what kind of, which) or the relative pronoun "jaký" (who, which, that). Its usage depends on the grammatical context within a sentence.
As an interrogative pronoun, "jakého" is used to ask about the quality or type of a masculine
As a relative pronoun, "jakého" introduces a subordinate clause and refers back to a masculine or neuter