A ballerina dressed in yellow is dancing, on a stage.
The ballerina is performing for a crowd.
Dancing on a stage doesn't imply performing for a crowd.
exists e1 e2 x1 x2 x3 x4.(on(e2,x4) & n_stage(x4) & Actor(e2,x1) & v_dance(e2) & in(e1,x3) & n_yellow(x3) & Theme(e1,x2) & v_dress(e1) & (x1 = x2) & n_ballerina(x1))
exists e1 x1 x2.(n_ballerina(x1) & for(e1,x2) & n_crowd(x2) & Actor(e1,x1) & v_perform(e1))