Several people walk up and down a set of stairs in an alleyway with graffiti painted on the walls
It is highly unlikely that some graffiti artists are trying to gain inspiration by looking at others ' work .
It is highly unlikely that some graffiti artists are trying to gain inspiration by looking at others ' work .
There is a very good chance that some graffiti artists are trying to gain inspiration by looking at others ' work .
Some graffiti artists are trying to gain inspiration by looking at others ' work .