Open one from your Rhythm Poetry library, or paste the link you shared from it.
Open one from your Ostinato Builder library, or paste the link you shared from it.
The ostinato gets the room it needs and the poem gets the rest. Drag the line between them to choose for yourself.
Both sides count the same beat: a quarter note in 4/4, a dotted quarter in 6/8.
How many times round the ostinato goes on its own before the poem comes in. If the poem starts with a pickup, it comes in on the last beat of the intro.
In Rhythm Poetry, open the song library and choose Share & backup → Make a link. Paste that link here.
A link from either app works here — it goes to the side it belongs to.
A pairing is a poem and an ostinato kept together, with the tempo, intro and mixer you set for them.