A few men are shown flipping in the air, upside down, as a result of using a contraption that is on their legs.
Two men are spinning by their legs.
Flipping in the air, upside down does not necessarily mean spinning.
exists e2 e3 e1 p1 s1 s2 x1 x2 x3 x4 x5 x6 x7.(n_leg(x7) & of(x7,x2) & n_thing(x2) & n_air(x2) & for(e1,e2) & as(e2,x3) & Theme(e3,x5) & Actor(e3,x4) & v_use(e3) & on(x6,x7) & (x5 = x6) & n_contraption(x5) & (x3 = x4) & n_result(x3) & r_upside(e2) & a_down(s2) & Manner(e2,s2) & in(e2,x2) & Actor(e2,x1) & v_flip(e2) & Theme(e1,x1) & v_show(e1) & n_man(x1) & a_few(s1) & Theme(s1,x1))
exists e1 x1 x2.(by(e1,x2) & n_leg(x2) & of(x2,x1) & n_thing(x1) & Actor(e1,x1) & v_spin(e1) & n_man(x1) & card_eq_2(x1))