The spinning class is getting up to speed.
Humans on treadmills.
People cannot be taking spinning class and on treadmills at the same time.
exists e1 s1 s2 x1 x2.(n_class(x1) & a_spinning(s1) & Theme(s1,x1) & a_up(s2) & Manner(e1,s2) & to(e1,x2) & n_speed(x2) & Actor(e1,x1) & v_get(e1))
exists s1 x1.(ne_nam_humans(s1) & a_topic(s1) & on(s1,x1) & n_treadmill(x1))