now = 2015

### SOURCE:
# http://www.the-scientist.com/?articles.view/articleNo/38279/title/Origin-of-Domestic-Dogs/
domestication_lower_bound = 18800 # Years ago
domestication_upper_bound = 32100 # Years ago

answer_1 = (domestication_lower_bound - now) / 7
answer_2 = (domestication_upper_bound - now) / 7

print "Answer 1 (Lower bound) = " + str(answer_1)
print "Answer 2 (Upper bound) = " + str(answer_2)


now = 2015

### SOURCE:
# http://www.the-scientist.com/?articles.view/articleNo/38279/title/Origin-of-Domestic-Dogs/
domestication_lower_bound = 18800 # Years ago
domestication_upper_bound = 32100 # Years ago

answer_1 = (domestication_lower_bound - now) / 7
answer_2 = (domestication_upper_bound - now) / 7

print "Answer 1 (Lower bound) = " + str(answer_1)
print "Answer 2 (Upper bound) = " + str(answer_2)


### SOURCE: # http://www.the-scientist.com/?articles.view/articleNo/38279/title/Origin-of-Domestic-Dogs/ # Years ago # Years ago