A piece of (foam insulation) may fall_off an external (fuel tank) some minutes.Logical formLearned from1 sentences. Foam may fall_off a tank.Logical formLearned from1 sentences. Pieces of foam may fall_off an external (fuel tank).Logical formLearned from1 sentences. A (foam insulation) may fall_off a tank.Logical formLearned from1 sentences. Chunks of foam may fall_off.Logical formLearned from1 sentences. A soil may fall_off.Logical formLearned from1 sentences. A son may fall_off a roof.Logical formLearned from1 sentences. Some cars may fall_off tracks.Logical formLearned from1 sentences. A bumpkin may fall_off a (turnip truck).Logical formLearned from1 sentences. A kid may fall_off a back of a truck.Logical formLearned from1 sentences. A propeller may fall_off a dredge.Logical formLearned from1 sentences. Walks may fall_off at a moment.Logical formLearned from1 sentences. A wife may fall_off a cliff.Logical formLearned from1 sentences. A jaw may fall_off with a click.Logical formLearned from1 sentences. An accidentally may fall_off a (basketball hoop).Logical formLearned from1 sentences.