Movie or study
B: Be relaxed before the test
D: Go to the movie to relax
A: Pass the test
| B-D: | Assumption(s) | Injection(s) |
| This is how I want to relax | There are other ways to relax. |
C: Cover my study fully
D': Study for exam
In order to Pass the test we must Be relaxed before the test and in order to Be relaxed before the test we must Go to the movie to relax. But, in order to Pass the test we must also Cover my study fully and in order to Cover my study fully we must Study for exam. we can't both Go to the movie to relax and Study for exam.
| Relation | Assumption(s) | Injection(s) |
| D-D' | The is limited time before the test | Is there limited time? Can the study be done more effectively? Does the movie have to be a long one? Do you have to go out to the movies to relax? |
| B-D | This is how I want to relax | There are other ways to relax. |
| C-D' | It is essential proper revision is done. Next time we may consider starting our revision sooner | |
| A-B | Being relaxed before a test can be useful, some students perform better when they are under pressure of revision and test. | |
| A-C | Revision must be done fully to pass the test. |