Interactive Poetic Interludes
version 2 by Kazuki Mishima
Section 4 - Poem Objects
A poem is a kind of thing. A poem has a table-name called the textual content.
A poem can be read or unread. A poem is usually unread.
Null Poem is a poem. Null poem is read.
The current poem is a poem that varies. The current poem is Null Poem.