Sentence 1: Gina expected her grandma to come in the house after feeding the dogs. 
 Sentence 3: There was no one else at the house 
 Sentence 4:  And Gina had nothing else to do 
 Sentence 5:  She decided to sit on the porch and wait for her grandma to finish 
 Given Sentence 2: But her grandma went out into the garden and began weeding.