What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
(-23) On Sunday, November 21, 1999, at 1220 EDT, a Saab 340B, N445XJ, flight 3142, operated by mesaba aviation, during takeoff the flight crew experienced right engine oil pressure light illumination with the right engine oil pressure gauge indicating decreasing oil pressure. The aircraft returned to land on runway 24 at Elmira airport. The right engine was shut down as a precaution. Fire and rescue responded and there were no injuries. The mechanic found the oil line partially blocked with carbon. The instrument oil line was cleaned, the engine ground run satisfactory and the aircraft returned to service.
As the FAA filed it
(-23) ON SUNDAY, NOVEMBER 21, 1999, AT 1220 EDT, A SAAB 340B, N445XJ, FLIGHT 3142, OPERATED BY MESABA AVIATION, DURING TAKEOFF THE FLIGHT CREW EXPERIENCED RIGHT ENGINE OIL PRESSURE LIGHT ILLUMINATION WITH THE RIGHT ENGINE OIL PRESSURE GAUGE INDICATING DECREASING OIL PRESSURE. THE AIRCRAFT RETURNED TO LAND ON RUNWAY 24 AT ELMIRA AIRPORT. THE RIGHT ENGINE WAS SHUT DOWN AS A PRECAUTION. FIRE AND RESCUE RESPONDED AND THERE WERE NO INJURIES. THE MECHANIC FOUND THE OIL LINE PARTIALLY BLOCKED WITH CARBON. THE INSTRUMENT OIL LINE WAS CLEANED, THE ENGINE GROUND RUN SATISFACTORY AND THE AIRCRAFT RETURNED TO SERVICE.