story: I told Frankie to go to the store and get groceries. He put on his jacket and went on his way. After fifteen minutes I heard a knock on the door. I wasn't expecting Frankie for another hour but there he was. When I asked him how he came and went so fast he said he ran!
 selected sentence: When I asked him how he came and went so fast he said he ran!
Frankie surprises me by how fast he returned >Causes/Enables> I ask Frankie how he returned so fast