Aadaliina 
Damn, did not think that there would be an Openstreetmap and LaTeX group at Stuttgart pride
I did not even search for LaTeX that time, that was just TeX 
and A if you include that is obviously for amsmath
there is some discourse in the LGBTQIA community about the "B" though. Some hold that it stands for beamer, others insist that it stands for biblatex