question:
It consists of two separate satellite constellations a limited test system that has been operating since 2000, and a full-scale global navigation system that is currently under construction.
What are the two satellite constellations?

answer: yes

question:
Weeks after ending the Sex Pistols, Lydon formed the experimental group Public Image Ltd and declared the project to be "anti music of any kind".
What kind of group was Public Image Ltd?

answer: yes

question:
In the second half of the 1970s, the pressure of bilingualism (for Estonians) intensified, resulting in widespread knowledge of Russian throughout the country.
What became more intense in the 1970's in Estonia?

answer: yes

question:
The bureau's first official task was visiting and making surveys of the houses of prostitution in preparation for enforcing the "White Slave Traffic Act," or Mann Act, passed on June 25, 1910.
What was the bureau's first task?

answer:
yes