user: Question: What is the 100 m time when the overall points are DNF, and the 400 m is DNS?
Columns: ['Overall points', '100 m', '400 m', '110 m H', '1500 m']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['8791', '989 10.44 s', '865 48.92 s', '984 13.93 s', '522 5:06.59 min']
SQL:

assistant: SELECT "100 m" FROM "Table" WHERE "Overall points" = 'DNF' AND "400 m" = 'DNS';