Sentence 1: Once, I was walking with my friends in the city. 
 Sentence 3: They looked just like owls, and they were near the tops of buildings 
 Sentence 4:  They seemed to be for repelling pigeons 
 Sentence 5:  They must really have a pigeon problem to go to such lengths 
 Option 1: We were coming home from the park when we saw these strange statues. 
 Option 2: We were coming home from the movies when saw a strange figures.