[vset reference [sectref {References - Theoretical Work - To Gain Knowlegde}    References]]
[vset how-to    [sectref {How-To Guides - Practical Work - To Solve Problems}  {How-To Guides}]]
[vset tu        [sectref {Tutorials - Practical Study - To Learn}               Tutorials]]
[vset expla     [sectref {Explanations - Theoretical Knowledge - To Understand} Explanations]]
[example_begin]
            | Study           | Work
----------- + --------------- + -----------------
Practical   | [vset tu]       | [vset how-to]
            | (Learning)      | (Problem solving)
----------- + --------------- + -----------------
Theoretical | [vset expla]    | [vset reference]
            | (Understanding) | (Knowledge)
[example_end]