title 1. Set up game

actor Player A
participant Solid Chess [A]
database POD A

autonumber 1
Solid Chess [A]->POD A:GET: WebId
POD A-->>Solid Chess [A]: RDF

note over Solid Chess [A]: determine friends\nof Player A

Player A->Solid Chess [A]: select friend

Solid Chess [A]->POD A: PUT: game data (RDF)

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