Here are phrase structure trees for the sentences:
1.
S
NP VP
Det N VP
The puppy V NP
found Det N
the child
2.
S
NP VP
Det N VP
The ice V
melted
3.
S
NP VP
Det N VP
The hot sun V NP
melted Det N
the ice
4.
S
NP VP
Det N VP
The house PP
on Det N PP
the hill V PP
collapsed P NP
in Det N
the wind
5.
S
NP VP
Det N VP
The boat V PP
sailed P NP
up