Sentence 1: James had always wanted a tree. 
 Sentence 3: After working hard, he purchased a big house 
 Sentence 4:  Finally, James was able to get a very big house 
 Sentence 5:  He was very satisfied with his life now 
 Option 1: But since he lived in an apartment, he didn't have space. 
 Option 2: He had a big yard so he planted several trees.