Given a text passage, come up with an appropriate title for it. The title should accurately represent what the main focus of the passage is. The title of a passage may be present in the first few sentences of the passage and/or be referred to multiple times in the passage. The title should be 1-5 words long.

[EX Q]: Betalains are a class of red and yellow indole - derived pigments found in plants of the Caryophyllales , where they replace anthocyanin pigments . Betalains also occur in some higher order fungi . They are most often noticeable in the petals of flowers , but may color the fruits , leaves , stems , and roots of plants that contain them . They include pigments such as those found in beets .
[EX A]: Betalain

[EX Q]: '' Last Kiss '' is a song released by Wayne Cochran in 1961 on the Gala label . It failed to do well on the charts . Cochran subsequently re-recorded his song for the King label in 1963 . It was later revived by J. Frank Wilson and the Cavaliers , Pearl Jam and several international artists , including the Canadian group Wednesday , with varying degrees of success . The song was one of several teen tragedy songs from that period . The song 's opening lyrics mirror the opening lyrics of Septimus Winner 's '' Der Deitcher 's Dog '' .
[EX A]: Last Kiss

[EX Q]: In Greek mythology , Icarus ( the Latin spelling , conventionally adopted in English ; Ancient Greek : , Ikaros , Etruscan : Vikare ) is the son of the master craftsman Daedalus , the creator of the Labyrinth . Icarus and his father attempt to escape from Crete by means of wings that his father constructed from feathers and wax . Icarus ' father warns him first of complacency and then of hubris , asking that he fly neither too low nor too high , so the sea 's dampness would not clog his wings or the sun 's heat melt them . Icarus ignored his father 's instructions not to fly too close to the sun ; when the wax in his wings melted he tumbled out of the sky and fell into the sea where he drowned , sparking the idiom '' do n't fly too close to the sun '' .
[EX A]:
Icarus