(
concatenations of
(
"There " ;
(
if item 0 of it = 1 then "is" else "are"
)
; " " ; item 0 of it as string ; " " ; item 1 of it ;
(
if item 0 of it = 1 then "" else "s"
)
; " available."
)
)
of
(
number of elements of it, "offer" , it
)
of sets of values of headers "Subject" of relevant offer actions of sites
( concatenations of ( "There " ; (if item 0 of it = 1 then "is" else "are") ; " " ; item 0 of it as string ; " " ; item 1 of it ; (if item 0 of it = 1 then "" else "s") ; " available." ) ) of (number of elements of it, "offer" , it) of sets of values of headers "Subject" of relevant offer actions of sites
