A group of students listens avidly during a classroom lecture or demonstration.
A man squeezes a stress ball.
A group consists of more people than just one man
exists e1 s1 x1 x2 x3.(during(e1,x3) & (exists x4.(n_lecture(x3) & of(x3,x4) & n_classroom(x4)) | n_demonstration(x3)) & a_avidly(s1) & Manner(e1,s1) & Actor(e1,x1) & v_listen(e1) & of(x1,x2) & n_student(x2) & n_group(x1))
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_squeeze(e1) & n_ball(x2) & of(x2,x3) & n_stress(x3) & n_man(x1))