Question: In which city is this company headquartered that uses the HIL bus to connect keyboards, mice, trackballs, digitizers, tablets, barcode readers, rotary knobs, touchscreens, and other human interface peripherals to their workstations?
{'answer': 'Palo Alto, California', 'supporting_facts': [['HIL bus', 0], ['Hewlett-Packard', 0]]}