question:
In many cases, taking a concubine was akin to a marriage.
How did the samurai treat concubines?

answer: yes

question:
Such treaties between colonizers and indigenous peoples are an important part of political discourse in the late 20th and early 21st century, the treaties being discussed have international standing as has been stated in a treaty study by the UN.
What doctrine was overturned by Mabo v Queensland establishing the concept of native title?

answer: no

question:
Osmania University, established in 1918, was the first university in Hyderabad and as of 2012[update] is India's second most popular institution for international students.
How many universities are in Hyderabad?

answer: no

question:
In some cases the invaders are causing drastic changes and damage to their new habitats (e.g.: zebra mussels and the emerald ash borer in the Great Lakes region and the lion fish along the North American Atlantic coast).
What invaders are causing changes along the North American Atlantic coast?

answer:
yes