Spinal column (current) Tetris Kildare Poems Norway in the Eurovision Song Contest 1981 Discouraged worker Reform of the United Nations Security Council C/2011 L4 Record type Technology readiness level General Assembly of Uruguay Naval Intelligence (Pakistan) Environmental issues in Mongolia Overround Human development (biology) Hilbert's nineteenth problem Chord (geometry) Prompt criticality The Free Software Definition In the Name of the Father Bank of America Center (Tulsa) Liquid–liquid extraction