the alley kråkgränd, named after the magistrate knut nilsson kråka who lived there in the early 17th century. the alley have also been named after the magistrate johan persson who in 1638 took over a property said to be located "on the upper corner in a vault over the alley". under the first five small building behind number 15 are the merged medieval cellars of the restaurant "fem små hus" ("five small houses") started in 1969. the basement of the block have, however, served as a tavern for several hundreds years – two illegal inns were reported in 1694.