Sentence 1: Tim was trying to fix the electrical wiring in his home. 
 Sentence 3: Tim went to the store to get new wire 
 Sentence 4:  When he got home he tried to install it 
 Sentence 5:  The wire he just bought was the wrong size and Tim failed 
 Option 1: He had some broken wire in a wall so he needed to buy new wire. 
 Option 2: He grabbed the wire he needed from his truck.