The fire hydrant is yellow. 
Rust on the hydrant. 
Wall behind the hydrant. 
The wall is grey. 
yellow and red fire hydrant
yellow hydrant surrounded by grass
this is a hydrant
the hydrant is dirty
the hydrant is rusty
the hydrants is yellow
the wall is concrete
the wall is behind the hydrant
the hydrant is surrounded by grass and weeds
A yellow fire hydrant 
a fire hydrent in grass 
rusty yellow fire hydrant
rust spots on fire hydrant 
field of grass fire hydrant is in
cement wall behind fire hydrant
yellow fire hydrant sitting in field of tall grass and flowers