Claim: In the second round of the 1987–88 Yugoslav Cup (40th season of the top football knockout competition in SFR Yugoslavia), Čelik Zenica had an aggregate score of 3–4 against Radnički Niš.
Evidence: The 1987–88 Yugoslav Cup was the 40th season of the top football knockout competition in SFR Yugoslavia, the Yugoslav Cup (Serbo-Croatian: Kup Jugoslavije), also known as the "Marshal Tito Cup" (Kup Maršala Tita), since its establishment in 1946. Čelik Zenica 3–4 Radnički Niš