5 { $var-description "During inference, holds an association list mapping words to labels." } ;
8 { $values { "d" "a sequence" } { "r" "a sequence" } { "shuffle" "an instance of " { $link shuffle } } { "newd" "a new sequence" } { "newr" "a new sequence" } }
9 { $description "Applies a stack shuffle pattern to a pair of stacks." }
10 { $errors "Throws an error if the input stacks contain insufficient elements." } ;