Complex sentence: The 4th Division rode up the Plain of Sharon echeloned on the left following the 5th Division also reached Nahr el Mefjir where they overpowered an entrenched position which stretched from Jelameh, through El Mejdel and Liktera, to the sea near the mouth of the Nahr Mefjir.
Split into simpler sentences: The 4th Division rode up the Plain of Sharon echeloned on the left, following the 5th Division to Nahr el Mefjir. Here they overpowered an entrenched position, which stretched from Jelameh, through El Mejdel and Liktera, to the sea near the mouth of the Nahr Mefjir.