A mixed group of both men and women are listening to a guy in a green, long-sleeve T-Shirt talk at a picnic in the park.
The people are listening to the group leader.
A group of people listening to a guy talk at a picnic does not necessarily mean that the speaker is the leader of that group.
exists e1 s1 s2 s3 x1 x2 x3 x4 x5 x6 x7 x8 x9.(n_park(x9) & n_woman(x4) & n_man(x3) & subset_of(x4,x2) & subset_of(x3,x2) & to(e1,x5) & rel(x5,x7) & at(x7,x8) & in(x8,x9) & n_picnic(x8) & n_talk(x7) & a_t-shirt(s3) & Theme(s3,x7) & a_long-sleeve(s2) & Theme(s2,x7) & in(x5,x6) & n_green(x6) & n_guy(x5) & Actor(e1,x1) & v_listen(e1) & of(x1,x2) & n_group(x1) & a_mixed(s1) & Theme(s1,x1))
exists e1 x1 x2 x3.(n_leader(x2) & of(x2,x3) & n_group(x3) & n_people(x1) & to(e1,x2) & Actor(e1,x1) & v_listen(e1))