A man is carrying a baby in a pouch to his chest is helping a small boy walk across a log by holding his hand.
A group of three cross a log.
A group of three ,a man is carrying a baby with  a small boy walk across a log .
exists e1 e2 e3 s1 x1 x2 x3 x4 x5 x6 x7 x8 x9.(by(e2,e3) & Theme(e3,x9) & Actor(e3,x1) & v_hold(e3) & n_hand(x9) & of(x9,x1) & n_male(x1) & n_male(x1) & across(e2,x8) & n_log(x8) & Theme(e2,x6) & Actor(e2,x1) & v_help(e2) & n_walk(x6) & of(x6,x7) & n_boy(x7) & a_small(s1) & Theme(s1,x6) & Theme(e1,x3) & Actor(e1,x2) & v_carry(e1) & in(x3,x4) & to(x4,x5) & n_chest(x5) & of(x5,x1) & n_pouch(x4) & n_baby(x3) & (x1 = x2) & n_man(x1))
all x1.(n_log(x1) -> exists x2 x3.(a_topic(x2) & for(x2,x1) & of(x2,x3) & n_cross(x3) & card_eq_3(x3) & n_group(x2)))