Complex sentence: The ceasefire generally held, after it took effect on 3 January, at 6 pm, with an exception in the Dubrovnik area, where the JNA held positions around Dubrovnik and in Konavle until July 1992.
Split into simpler sentences: The ceasefire generally held, after it took effect on 3 January, at 6 pm. The main exception in the ceasefire was the Dubrovnik area, where the JNA held positions around Dubrovnik and in Konavle until July 1992.