Sentence 1: Alex liked the wallpaper in his living room. 
 Sentence 3: He searched and searched for the same wallpaper to replace it 
 Sentence 4:  He couldn't find a match, so he decided to change all the walls 
 Sentence 5:  Alex ended up liking what he found and was content 
 Option 1: One day he noticed it had started to peel. 
 Option 2: He wanted to put the same wallpaper up in the dining room.