1.   He was released afer paying an undisclosed ransom.

2.   Huang was released after his family paid an undisclosed ransom.

3.   The businessmen were freed in December after their families paid an undisclosed ransom.

4.   The tribesmen are demanding an undisclosed ransom as well as the construction of more roads in their area.

5.   The tribesmen had demanded an undisclosed ransom as well as the construction of more roads in their area.