What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
(-23) On 01/20/03, at 2:05 pm, lakes air 5158, an Emb-120 airliner operated by great lakes aviation, ltd., was on approach to Denver International Airport (dia) approximately 10 to 15 minutes from the airport when the crew observed an oil pressure low annunciator on the number 1 engine. They observed oil pressure fluctuations for a few seconds, then the pressure dropping towards zero. The crew then performed a precautionary engine shutdown on the number 1 engine. They declared an emergency and landed at dia without further incident.
As the FAA filed it
(-23) ON 01/20/03, AT 2:05 PM, LAKES AIR 5158, AN EMB-120 AIRLINER OPERATED BY GREAT LAKES AVIATION, LTD., WAS ON APPROACH TO DENVER INTERNATIONAL AIRPORT (DIA) APPROXIMATELY 10 TO 15 MINUTES FROM THE AIRPORT WHEN THE CREW OBSERVED AN OIL PRESSURE LOW ANNUNCIATOR ON THE NUMBER 1 ENGINE. THEY OBSERVED OIL PRESSURE FLUCTUATIONS FOR A FEW SECONDS, THEN THE PRESSURE DROPPING TOWARDS ZERO. THE CREW THEN PERFORMED A PRECAUTIONARY ENGINE SHUTDOWN ON THE NUMBER 1 ENGINE. THEY DECLARED AN EMERGENCY AND LANDED AT DIA WITHOUT FURTHER INCIDENT.