gistfile1.rb

require 'rubygems'
require '4store-ruby'

query = ARGV[0]

class Array; def sum; inject( nil ) { |sum,x| sum ? sum+x : x }; end; end
class Array; def mean; sum / size; end; end
store = FourStore::Store.new 'http://kakapo.dcs.qmul.ac.uk/bbc/programmes/sparql/'

results = []
t = []
50.times do
        a = Time.now
        t = store.select query
        b = Time.now
        results << b - a
end

puts "Got #{t.size} results"
puts results.mean