+ (string *
+ (ProofEngineTypes.proof * ProofEngineTypes.goal list)) list
+
+val experimental_hint:
+ dbd:Mysql.dbd ->
+ ?facts:bool ->
+ ?signature:MetadataConstraints.term_signature ->
+ ProofEngineTypes.status ->
+ (string *
+ ((Cic.term -> Cic.term) *
+ (ProofEngineTypes.proof * ProofEngineTypes.goal list))) list