Some men are working with hoses and water.
Firefighters work to extinguish a house fire.
Not all men are firefighters.  Working with hoses and water does not imply they are trying to extinguish a house fire.
exists e1 x1 x2 x3 x4.(with(e1,x2) & subset_of(x4,x2) & n_water(x4) & subset_of(x3,x2) & n_hose(x3) & Actor(e1,x1) & v_work(e1) & n_man(x1))
exists e1 p1 x1 x2.(Topic(e1,p1) & exists e2 x3 x4.(Theme(e2,x3) & Actor(e2,x1) & v_extinguish(e2) & n_fire(x3) & of(x3,x4) & n_house(x4)) & Actor(e1,x2) & v_work(e1) & n_firefighter(x2) & n_firefighter(x1))