A man in a fishing vest and rubber boots is talking to a vendor.
There are two people talking about mutual interests
A man and a vendor are two people and talking implies they have mutual interests.
exists e1 x1 x2 x3 x4 x5 x6 x7.(to(e1,x7) & n_vendor(x7) & Actor(e1,x1) & v_talk(e1) & in(x1,x2) & n_boot(x4) & of(x4,x6) & n_rubber(x6) & n_vest(x3) & of(x3,x5) & n_fishing(x5) & subset_of(x4,x2) & subset_of(x3,x2) & n_man(x1))
exists p1 x1 e1 s1 x2 x3 x4.((x1 = x2) & about(e1,x4) & n_interest(x4) & a_mutual(s1) & Theme(s1,x4) & Actor(e1,x3) & v_talk(e1) & (x2 = x3) & n_people(x2) & card_eq_2(x2))