A tattooed runner competes in a road race.
The tattoeed runner is practicing alone.
If one competes, they are not currently practicing.
exists s1 x1 x2 x3 x4.(a_topic(x1) & in(x1,x3) & n_race(x3) & of(x3,x4) & n_road(x4) & n_compete(x1) & of(x1,x2) & n_runner(x2) & a_tattooed(s1) & Theme(s1,x1))
exists e1 s1 s2 x1.(n_runner(x1) & a_tattoeed(s1) & Theme(s1,x1) & a_alone(s2) & Manner(e1,s2) & Actor(e1,x1) & v_practice(e1))