Question: Which among the California counties, sharing a border with Calaveras County, has the smallest area?
Choices: Butte County
San Mateo County
Alameda County
San Joaquin County
San Diego County
Tuolumne County
Contra Costa County
San Luis Obispo County
Mariposa County
Tulare County
SPARQL: SELECT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "county of California" . ?e_1 <shares_border_with> ?e . ?e_1 <pred:name> "Calaveras County" .  ?e <area> ?pv . ?pv <pred:value> ?v .  } ORDER BY ?v LIMIT 1
Program:
function: Find
inputs: Calaveras County
function: Relate
dependencies: 0
inputs: shares border with
forward
function: FilterConcept
dependencies: 1
inputs: county of California
function: SelectAmong
dependencies: 2
inputs: area
smallest
Answer: San Joaquin County