generate questions: The earliest extant samples of connected (north) Estonian are the so-called Kullamaa prayers dating from 1524 and 1528. In 1525 the first book published in the Estonian language was printed. The book was a Lutheran manuscript, which never reached the reader and was destroyed immediately after publication.
What was the first Estonian language book to be published? {sep_token} When were the Kallamaa prayers written? {sep_token} What was the fate of the Lutheran manuscript printed in 1525? {sep_token} At what point in its existence was the Lutheran manuscript destroyed?