In this task, we ask you to elaborate the sentence without changing its general meaning. You can do so by explaining further the input sentence, using more precise wording, adding qualifiers and auxiliary information etc.

[Q]: In 2013 he started releasing music as A ́ sgeir .
[A]: But more recently in 2013 with his launching as an international artist , he has started using the mononym A ́ sgeir as a recording name .


[Q]: The zlib License is an open source software license .
[A]: The zlib license has been approved by the Free Software Foundation ( FSF ) as a free software license , and by the Open Source Initiative ( OSI ) as an open source license .


[Q]: A particular form of letters patent has evolved into the modern patent ( referred to as a utility patent or design patent in United States patent law ) .
[A]:
A particular form of letters patent has evolved into the modern patent ( referred to as a utility patent or design patent in United States patent law ) granting exclusive rights in an invention ( or a design in the case of a design patent ) .