A man in a black and gray coat is riding a motorcycle across a bridge.
A man riding a motorcycle across the Golden Gate Bridge.
Not every bridge is the Golden Gate Bridge.
exists e1 s1 s2 x1 x2 x3 x4.(across(e1,x4) & n_bridge(x4) & Theme(e1,x3) & Actor(e1,x1) & v_ride(e1) & n_motorcycle(x3) & in(x1,x2) & n_coat(x2) & a_gray(s2) & Theme(s2,x2) & a_black(s1) & Theme(s1,x2) & n_man(x1))
exists e1 x1 x2 x3 x4 x5 x6.(ne_org_bridge(x4) & (x4 = x6) & ne_org_gate(x6) & (x4 = x5) & ne_org_golden(x5) & a_topic(x1) & across(e1,x4) & Theme(e1,x3) & Actor(e1,x2) & v_ride(e1) & n_motorcycle(x3) & (x1 = x2) & n_man(x1))