1. The release dates are unknown, but there is a good chance it could well be during 2016.

2. Many other details remain unknown about what the area was like when this dinosaur lived.

3. Whether it will work for the other two agencies is unknown at this stage.

4. It remains to be seen how our unknown future will shake out.

5. It was also unknown whether he was acting alone or as part of a militant group.

6. That fact is unknown at this point in time, the spokesman said.

7. An unknown number of civilians are still trapped with the insurgents.

8. It said the other person was an unknown female.

9. Another unknown is what kinds of games the company plans to roll out with the headset.

10. It is still unknown if anyone suffered further injury or died because of the disruption.

11. We are very excited by the possibility of exploring these unknown parts of the universe.

12. Whether such a system could work is unknown, as it is largely untested.

13. The human toll remains unknown, though there have been reports of hundreds killed.

14. The cause of the fire remains unknown, but officials are investigating.

15. The state of their health and their fate remain unknown so far, the ministry said on its website.