user: Question: What is the average Points when the artist is kamil mikulčík and nela, and the Place is larger than 18?
Columns: ['Draw', 'Language', 'Artist', 'Song', 'English translation', 'Place', 'Points']
Types: ['real', 'text', 'text', 'text', 'text', 'real', 'real']
Sample row: [1.0, 'Croatian', 'Igor Cukrov feat. Andrea', '" Lijepa Tena "', 'Beautiful Tena', 13.0, 33.0]
SQL:

assistant: SELECT AVG("Points") FROM "Table" WHERE "Artist" = 'kamil mikulčík and nela' AND "Place" > 18.0;