These defenses included cliffline complexes similar in concept to those built at Biak. One example of the cliffline complex is found at Ginalagan.

to test a solution by litmus paper

He's too good at what he does to spend his time protecting a few scrabbly little diamonds.

The ACTUR program is a component of the Defense Eligibility and Enrollment Reporting System (DEERS) program, which is used to establish eligibility for DoD services. […] The database is linked through ACTUR and DEERS.