A musician is dressed up and ready to perform.
A musician is finishing a performance.
If the musician is ready to perform, it implies that he has not performed yet.
exists e2 e1 p1 s1 s2 x1 x2.(for(e2,s2) & Topic(s2,p1) & Actor(s2,x2) & a_ready(s2) & exists e3.(Actor(e3,x2) & v_perform(e3)) & Theme(e2,x2) & v_dress(e2) & n_musician(x2) & a_up(s1) & Manner(e1,s1) & Theme(e1,x1) & v_dress(e1) & n_musician(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_finish(e1) & n_performance(x2) & n_musician(x1))