CREATE TABLE table_57970 ("Episode" FLOAT, "Rating" FLOAT, "Share" FLOAT, "Rating/share  ( 18-49 ) " TEXT, "Rank  ( Timeslot ) " FLOAT, "Rank  ( Night ) " FLOAT)

What is the timeslor rank for the episode with larger than 2.9 rating, rating/share of 2.6/8 and rank for the night higher than 5?
SELECT AVG("Rank (Timeslot)") FROM table_57970 WHERE "Rating" > '2.9' AND "Rating/share (18-49)" = '2.6/8' AND "Rank (Night)" > '5'
SELECT AVG("Rank (Timeslot)") FROM "table_57970" WHERE "Rank (Night)" > '5' AND "Rating" > '2.9' AND "Rating/share (18-49)" = '2.6/8'