A group of female musicians is playing in front of a building with an open instrument case in front of them .
There are girls playing music outside .
A group of female musicians is playing in front of a building with an open instrument case in front of them.
There are girls playing music outside.
Being girls playing music, they are female musicians. Since they are playing in front of a building, they are playing outside.
Being girls playing music , they are female musicians . Since they are playing in front of a building , they are playing outside .