Task: Question Answering
Input (English): concept: London  question:  what is the postcode for london?
Output (English): E15 4HT, W1F 0HS, W11 3JS, E5 8BP, SW1P 2PD, NW1 3HB, E6 6ER, W1W5BD, WC1X 8RA, SE1 7JW