Band students performing at an outdoor concert, with tents and audience in the background.
The band performs.
Performs is a different verb tense than performing, but they indicate the same thing.
exists e1 s1 x1 x2 x3 x4 x5 x6 x7 x8.(n_background(x8) & a_topic(x1) & with(e1,x5) & subset_of(x7,x5) & in(x7,x8) & n_audience(x7) & subset_of(x6,x5) & n_tent(x6) & at(e1,x4) & n_concert(x4) & a_outdoor(s1) & Theme(s1,x4) & Actor(e1,x3) & v_perform(e1) & (x1 = x3) & n_student(x1) & (x1 = x2) & ne_nam_band(x2))
exists e1 x1.(n_band(x1) & Actor(e1,x1) & v_perform(e1))