# Find all contiguous US states
#
# usage:
#	cwm ../dbork/data/USRegionState.n3 --think=contig.n3
#	cwm contig.n3 --more=rse --think

@prefix us: <../dbork/data/USRegionState.n3#>.
@prefix i: <#>.
@prefix : <#>.


{?x us:code "MA"} => { ?x a :ContiguousState }.
{?x a :ContiguousState.  ?x us:borderstate ?y} => {?y a :ContiguousState}.


#  Seeding with all states takes a lot longer!
# {?x us:borderstate ?y } => {?x :contiguous ?y }.
# {?x :contiguous ?y. ?y us:borderstate ?z } => { ?x :contiguous ?z }.

#ends