Original sentence: The Gospel of John depicts the crucifixion just before the Passover festival on Friday 14 Nisan, called the Quartodeciman, whereas the synoptic gospels describe the last supper, immediately before Jesus' arrest, as the Passover meal on Friday 15 Nisan
Edited sentence: St John's Gospel depicts the crucifixion just before the Passover festival on Friday 14 Nisan, called the Quartodeciman, whereas the synoptic gospels describe the last supper, immediately before Jesus' arrest, as the Passover meal on Friday 15 Nisan