There are two men engaged in a karate match, the man on the left kicks the man on the right in the face while the man on the right kicks the man on the left in the groin.
Two men are currently sparring in karate.
"Sparring in karate" is a rephrasing of "engaged in a karate match."
exists p1 s2 x1 x5 x6 x7 x8 x9 x10 x11.(n_groin(x11) & n_left(x5) & n_left(x5) & n_man(x10) & n_kick(x9) & a_right(s2) & Theme(s2,x9) & n_face(x8) & n_right(x7) & n_man(x6) & exists e1 p2 s1 x2 x3 x4.((x1 = x2) & in(e1,x4) & exists e2.(in(e2,x11) & on(e2,x5) & Time(e2,x10) & while(e2,x2) & on(x2,x9) & in(e2,x8) & Theme(e2,x6) & Actor(e2,x2) & v_kick(e2) & on(x6,x7) & on(x2,x5)) & n_man(x2) & n_man(x2) & n_man(x2) & that(x4,p2) & n_match(x4) & a_karate(s1) & Theme(s1,x4) & Theme(e1,x3) & v_engage(e1) & (x2 = x3) & card_eq_2(x2)))
exists e1 s1 x1 x2.(a_currently(s1) & Manner(e1,s1) & in(e1,x2) & n_karate(x2) & Actor(e1,x1) & v_spar(e1) & n_man(x1) & card_eq_2(x1))