Reflections from the firemen's uniforms.
There is a fireman's uniform
If reflections come from the firemen's uniforms, it can be assumed that there is a fireman's uniform.
exists x1 x2 x3.(n_uniform(x3) & of(x3,x2) & n_fireman(x2) & a_topic(x1) & from(x1,x3) & n_reflection(x1))
exists p1 x1 x2 x3.((x1 = x3) & n_uniform(x3) & of(x3,x2) & n_fireman(x2))