Question: What was the aspect ratio if the vertical pixel is 480 and pixel aspect ratio is 1:1?
SQL: SELECT "Aspect ratio" FROM "1-272313-1" WHERE "Vertical" = 480.0 AND "Pixel aspect ratio" = '1:1';

Question: What was the minimum vertical measurement if the aspect ratio is 16:9 and scanning is interlaced?
SQL: SELECT MIN("Vertical") FROM "1-272313-1" WHERE "Aspect ratio" = '16:9' AND "Scanning" = 'interlaced';

Question: What was the maximum vertical measurement if the horizon measurement is 640?
SQL: SELECT MAX("Vertical") FROM "1-272313-1" WHERE "Horizontal" = 640.0;