A man is loaded on to a train in a wheelchair.
The man is a parapalegic.
The man in the wheelchair may not necessarily be a parapalegic.
exists e1 x1 x2 x3.(r_on(e1) & to(e1,x2) & in(x2,x3) & n_wheelchair(x3) & n_train(x2) & Theme(e1,x1) & v_load(e1) & n_man(x1))
exists p1 x1.(n_man(x1) & exists x2.((x1 = x2) & n_parapalegic(x2)))