A radio station is on the air talking about something.
The radio is powered on.
The radio is powered on, and therefore, is playing a radio station on the air talking about something.
exists p1 x1 x2 x3.(n_air(x3) & exists e1 x4 x5.(on(x1,x3) & about(e1,x5) & n_thing(x5) & Actor(e1,x4) & v_talk(e1) & (x3 = x4)) & n_station(x1) & of(x1,x2) & n_radio(x2))
exists e1 s1 x1.(n_radio(x1) & a_on(s1) & Manner(e1,s1) & Theme(e1,x1) & v_power(e1))