Question: Which county in Maine, that shares a border with Penobscot County, has the largest area?
Choices: Hancock County
Kennebec County
Oxford County
Penobscot County
Aroostook County
Cumberland County
Somerset County
York County
Washington County
Franklin County
SPARQL: SELECT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "county of Maine" . ?e_1 <shares_border_with> ?e . ?e_1 <pred:name> "Penobscot County" .  ?e <area> ?pv . ?pv <pred:value> ?v .  } ORDER BY DESC(?v) LIMIT 1
Program:
function: Find
inputs: Penobscot County
function: Relate
dependencies: 0
inputs: shares border with
forward
function: FilterConcept
dependencies: 1
inputs: county of Maine
function: SelectAmong
dependencies: 2
inputs: area
largest
Answer: Aroostook County