- in R-3A you took the goal and the modifier and you found the terminal with goal and modifier. (SH Spec 139, 6204C26)
- a way to undercut the speed of a goals terminal run. This consists of a discovery of a new piece of the puzzle—the modifier. By use of the modifier the basic terminal of a goals chain may be isolated without running off the upper terminal. (HCOB 7 Nov 61)