project working: 250f926c2f368082961cd91acf0fd5ae entertainment: 250f926c2f3680298e9bde9acce0bc92 food and transportation: 250f926c2f3680018a54c12e8421f797 lecture: 250f926c2f3680a79168fe0f5f466a7b learning English August: 250f926c2f3680cebe03f07a064cbd5b