Sentence 1: My husband and I went on a sabbatical and left our things in our home. 
 Sentence 3: We didn't realize when we were gone that the water main had broken 
 Sentence 4:  We came back to pack our stuff and my husband had to use the bathroom 
 Sentence 5:  It was not a fun way to find out the water had been shut off 
 Given Sentence 2: Bob bought a very expensive graphics card to use in the computer.