Complex sentence: On May 27,1935, a group of 8 farmers from Saskatchewan started the world's first Co-operative Refinery went "on stream" as a 500 barrels-per-day Skimming Plant.
Split into simpler sentences: On May 27,1935, a group of 8 farmers from Saskatchewan started the world's first Co-operative Refinery. This went "on stream" as a 500 barrels-per-day Skimming Plant.