https://www.worldenergynews.com/news/roxi-discovers-oil-bng-well-143-kazakhstan-632889
Roxi Discovers Oil in BNG's Well 143, Kazakhstan
The Well 143, was spudded on 1 April 2013, and in June 2013 was drilled to a depth of 2,750 meters, 250 meters deeper than the original planned depth.