Data: United States, capital, Washington, D.C.
Sentence about the following data:
A: Washington D.C. is the capital city of the United States.

Data: Alison O'Donnell, associatedBand/associatedMusicalArtist, Mellow Candle; Alison O'Donnell, associatedBand/associatedMusicalArtist, Bajik; Alison O'Donnell, genre, Folk music; Alison O'Donnell, activeYearsStartYear, 1963
Sentence about the following data:
A: Alison O'Donnell began performing folk music in 1963. She played with Mellow Candle and Bajik bands.

Data: American Journal of Mathematics, impactFactor, "1.337"; American Journal of Mathematics, abbreviation, "Am. J. Math."
Sentence about the following data:
A:
The American Journal of Mathematics is also known by the abbreviated title of Am. J. Math and has an impact factor of 1.337.