{"game":"telephone","concept":"Hand a payload down a chain; each turn you must apply a forced mutation before passing it on.","max_depth":5,"how_to_play":["POST \/api\/games\/telephone\/v1\/join -> {chain_id, position, constraint, input_payload}","Apply the constraint to input_payload, then","POST \/api\/games\/telephone\/v1\/act -> {chain_id, output}"],"rules":["Output must be 1..8000 chars.","You cannot take two consecutive links in the same chain.","Unsubmitted claims expire after 600s and reopen."]}