The man sitting seems to be reading while waiting for the bus while the people in the background seem to blend in with the landscape.
The man is involved with his reading as he waits for the bus.
reading while waiting for the bus is inferred as  reading as he waits for the bus.
exists e2 e1 p1 x1 x2 x3 x4 x5 x6.(n_background(x6) & n_people(x5) & n_bus(x4) & n_landscape(x3) & n_man(x1) & Topic(e2,p1) & Actor(e2,x1) & v_seem(e2) & exists e3 e4 p2.(while(e3,e4) & exists e5 p3.(Topic(e5,p3) & Actor(e5,x5) & v_seem(e5) & exists e6 s1.(a_in(s1) & Manner(e6,s1) & Actor(e6,x5) & v_blend(e6)) & in(x5,x6)) & while(e4,p2) & for(e4,x4) & Actor(e4,x1) & v_wait(e4) & with(e3,x3) & Actor(e3,x1) & v_read(e3)) & Actor(e1,x2) & v_sit(e1) & (x1 = x2))
exists p1 s1 x1 x2 x3.(n_bus(x3) & n_male(x1) & n_male(x1) & n_reading(x2) & of(x2,x1) & n_man(x1) & exists e1.(for(e1,x3) & Actor(e1,x1) & v_wait(e1)) & as(s1,p1) & with(s1,x2) & Theme(s1,x1) & a_involve(s1))