baby boy giggles while he tries to get up on his feet supported by a couch in a living room filled with toys.
Baby giggles while trying to get up.
"Baby" refers to baby boy. Trying to get up on his feet means that he is trying to get up.
exists e1 p1 x1 x2 x3 x4 x5 x6 x7.(in(e1,x5) & n_room(x5) & of(x5,x6) & n_living(x6) & exists e2 p2 x1.(Topic(e2,p2) & Actor(e2,x1) & v_try(e2) & exists e4 e3 s1 x8 x9.(a_up(s1) & Manner(e3,s1) & on(e3,x7) & Actor(e4,x9) & n_couch(x9) & Theme(e4,x8) & v_support(e4) & (x7 = x8) & Actor(e3,x1) & v_get(e3)) & n_male(x1)) & n_foot(x7) & of(x7,x1) & n_male(x1) & while(e1,p1) & with(e1,x4) & n_toy(x4) & Actor(e1,x1) & v_fill(e1) & n_giggle(x1) & of(x1,x3) & n_boy(x3) & of(x1,x2) & n_baby(x2))
(-x)