Complex sentence: When there is no celebration of the Divine Liturgy, the typica is performed in its stead, its propers including the troparia which would have been read at the Third Antiphon of the Liturgy, the prokiemen, Epistle, Gospel, and kontakia.
Split into simpler sentences: When there is no celebration of the Divine Liturgy, the Typica will be celebrated in its stead. Propers for the Typica include the troparia which would have been read at the Third Antiphon of the Liturgy, the prokiemen, Epistle, Gospel, and kontakia.