Being exposed to hot sun like this can cause skin cancer.
skin cancer can not be caused by the sun
Being exposed to hot sun can cause skin cancer shows the statement skin cancer cannot be caused by the sun to be false.
exists e2 e1 p1 s1 x1 x2.(exists e3 x3 x4.(Theme(e3,x3) & Actor(e3,e1) & v_cause(e3) & n_cancer(x3) & of(x3,x4) & n_skin(x4)) & Topic(e2,p1) & Actor(e2,e1) & v_can(e2) & to(e1,x2) & like(x2,x1) & n_thing(x1) & n_sun(x2) & a_hot(s1) & Theme(s1,x2) & Theme(e1,x1) & v_expose(e1))
exists x1 x2 x3.(n_sun(x3) & -exists e1 p1.(exists e2.(Actor(e2,x3) & Theme(e2,x1) & v_cause(e2)) & Topic(e1,p1) & Actor(e1,x1) & v_can(e1)) & n_cancer(x1) & of(x1,x2) & n_skin(x2))