premise1: A Quattro crane is operating during the train station construction.
premise2: A piece of heavy machinery unloads something from a train car.
premise3: A construction crew working at nighttime.
premise4: A large crane lifting an object.
premise: A Quattro crane is operating during the train station construction. A piece of heavy machinery unloads something from a train car. A construction crew working at nighttime. A large crane lifting an object.
hypothesis: A singer stands.