What is Sarahbot?

Sarahbot is a bot on the #scheme-on-freenode( a SISC Scheme Multibot) she responds to some natural language commands, such as:

Sarahbot is also an R5RS Scheme REPL in #schemerepl on freenode. She acts as a REPL when in the appropriate mode:

Where can I get her?

Sarahbot is available from SISC CVS at