datas = [
	(
		['a','b','c'],
		['1','2','3']
	),
	(
		['b','c'],
		['4','5']
	),
	(
		['a'],
		['6']
	)
]

count_table = {}

for data in datas:
	for tag, count in zip(*data):
		if tag not in count_table:
			count_table[tag] = 0
		count_table[tag] += int(count)

print(list(count_table.keys()))
print(list(map(str, count_table.values())))