An intricate gold design is the backdrop to a middle-aged woman in a blue outfit playing a long , brass instrument with a sliding piece as she stands by a another middle-aged woman in a blue outfit who is playing a long , wooden flute-like instrument .
It is almost certain that a couple young girls do n't know how to play instruments .
It is unlikely that a couple young girls do n't know how to play instruments .
It is almost certain that a couple young girls do n't know how to play instruments .
A couple young girls do n't know how to play instruments .