diff --git a/seed-src/corpus.place-benchmark.mc b/seed-src/corpus.place-benchmark.mc
new file mode 100644
index 0000000000000000000000000000000000000000..d737878f60328d648c4ab4017e8e522a9af0cb10
--- /dev/null
+++ b/seed-src/corpus.place-benchmark.mc
@@ -0,0 +1,105 @@
+闔ｫ	v,蜑ｯ隧�,蜷ｦ螳�,遖∵ｭ｢,*,*,闔ｫ,闔ｫ縺�,繝翫す,*
+貊�	v,蜍戊ｩ�,螟牙喧,蛻ｶ蠎ｦ,*,*,貊�,貊�☆,繝帙Ο繝懊せ,莠疲ｮｵ繝ｻ繧ｵ陦�
+闔ｫ	n,蜷崎ｩ�,蝗ｺ螳夂黄,蝨ｰ蜷�,*,*,闔ｫ,闔ｫ,繝舌け,*
+EOS
+莉｣	n,蜷崎ｩ�,荳ｻ菴�,蝗ｽ蜷�,*,*,莉｣,莉｣,繝€繧､,*
+邇�	n,蜷崎ｩ�,莠ｺ,蠖ｹ蜑ｲ,*,*,邇�,邇�,繧ｪ繧ｦ,*
+閨�	v,蜍戊ｩ�,陦檎ぜ,莨晞＃,*,*,閨�,閨槭￥,繧ｭ繧ｯ,莠疲ｮｵ繝ｻ繧ｫ陦後う髻ｳ萓ｿ
+荵�	n,莉｣蜷崎ｩ�,莠ｺ遘ｰ,豁｢譬ｼ,*,*,荵�,荵�,繧ｳ繝ｬ,*
+螟ｧ	v,蜑ｯ隧�,遞句ｺｦ,讌ｵ蠎ｦ,*,*,螟ｧ,螟ｧ縺�↓,繧ｪ繧ｪ繧､繝�,*
+諱�	v,蜍戊ｩ�,陦檎ぜ,諷句ｺｦ,*,*,諱�,諱舌ｌ繧�,繧ｪ繧ｽ繝ｬ繝ｫ,荳€谿ｵ
+EOS
+蜿�	v,蜍戊ｩ�,陦檎ぜ,遘ｻ蜍�,*,*,蜿�,蜿翫�,繧ｪ繝ｨ繝�,莠疲ｮｵ繝ｻ繝占｡�
+逑�	n,蜷崎ｩ�,蜿ｯ謳ｬ,邉ｧ鬟�,*,*,逑�,逑�,繧ｦ繝ｪ,*
+閠�	p,蜉ｩ隧�,謗･邯�,荳ｦ蛻�,*,*,閠�,閠後＠縺ｦ,繧ｷ繧ｳ繧ｦ繧ｷ繝�,*
+莉｣	v,蜍戊ｩ�,陦檎ぜ,險ｭ鄂ｮ,*,*,莉｣,莉｣縺医ｋ,繧ｫ繧ｨ繝ｫ,莠疲ｮｵ繝ｻ繝ｩ陦�
+EOS
+驥�	n,蜷崎ｩ�,荳ｻ菴�,蝗ｽ蜷�,*,*,驥�,驥�,繧ｭ繝ｳ,*
+菴ｿ	n,蜷崎ｩ�,莠ｺ,蠖ｹ蜑ｲ,*,*,菴ｿ,菴ｿ,繧ｷ,*
+蜃ｺ	v,蜍戊ｩ�,陦檎ぜ,遘ｻ蜍�,*,*,蜃ｺ,蜃ｺ縺�,繧､繝€繧ｹ,莠疲ｮｵ繝ｻ繧ｵ陦�
+蝨�	n,蜷崎ｩ�,荳ｻ菴�,髮�屮,*,*,蝨�,蝗ｽ,繧ｯ繝�,*
+髢€	n,蜷崎ｩ�,蝗ｺ螳夂黄,蟒ｺ騾�迚ｩ,*,*,髢€,髢€,繝｢繝ｳ,*
+EOS
+蜿�	v,蜍戊ｩ�,陦檎ぜ,蠕怜､ｱ,*,*,蜿�,蜿励￠繧�,繧ｦ繧ｱ繝ｫ,荳€谿ｵ
+雉�	n,蜷崎ｩ�,蜿ｯ謳ｬ,驕灘�,*,*,雉�,雉�,繝槭う繝翫う,*
+驥�	n,蜷崎ｩ�,蜿ｯ謳ｬ,驕灘�,*,*,驥�,驥�,繧ｭ繝ｳ,*
+骭｢	n,蜷崎ｩ�,蜿ｯ謳ｬ,驕灘�,*,*,骭｢,驫ｭ,繧ｻ繝ｳ,*
+EOS
+譎�	n,蜷崎ｩ�,荳ｻ菴�,蝗ｽ蜷�,*,*,譎�,譎�,繧ｷ繝ｳ,*
+蜈�	v,蜍戊ｩ�,陦檎ぜ,莠､豬�,*,*,蜈�,蜈九▽,繧ｫ繝�,莠疲ｮｵ繝ｻ繧ｿ陦�
+陦�	n,蜷崎ｩ�,蝗ｺ螳夂黄,蝨ｰ蜷�,*,*,陦�,陦�,繧ｨ繧､,*
+逎�	n,蜷崎ｩ�,蝗ｺ螳夂黄,蝨ｰ蜷�,*,*,逎�,逎�,繧ｸ,*
+豢�	n,蜷崎ｩ�,蝗ｺ螳夂黄,蝨ｰ蜷�,*,*,豢�,豢�,繝ｩ繧ｯ,*
+蟾�	n,蜷崎ｩ�,蛻ｶ蠎ｦ,蝣ｴ,*,*,蟾�,蟾�,繧ｷ繝･繧ｦ,*
+EOS
+螯�	v,蜍戊ｩ�,謠丞�,蠖｢雉ｪ,*,*,螯�,螯ゅ￥,繧ｷ繧ｯ,莠疲ｮｵ繝ｻ繧ｫ陦後う髻ｳ萓ｿ
+蟄�	n,蜷崎ｩ�,莠ｺ,髢｢菫�,*,*,蟄�,蟄�,繧ｳ,*
+蠑�	n,蜷崎ｩ�,莠ｺ,髢｢菫�,*,*,蠑�,蠑�,繧ｪ繝医え繝�,*
+荵�	p,蜉ｩ隧�,謗･邯�,螻樊�ｼ,*,*,荵�,荵�,繝�,*
+陦�	v,蜍戊ｩ�,陦檎ぜ,蜍穂ｽ�,*,*,陦�,陦帙ｋ,繝槭Δ繝ｫ,莠疲ｮｵ繝ｻ繝ｩ陦�
+辷ｶ	n,蜷崎ｩ�,莠ｺ,髢｢菫�,*,*,辷ｶ,辷ｶ,繝√メ,*
+蜈�	n,蜷崎ｩ�,莠ｺ,髢｢菫�,*,*,蜈�,蜈�,繧｢繝�,*
+EOS
+貂ｩ	n,蜷崎ｩ�,蝗ｺ螳夂黄,蝨ｰ蜷�,*,*,貅ｫ,貂ｩ,繧ｪ繝ｳ,*
+蝗ｿ	n,蜷崎ｩ�,蝗ｺ螳夂黄,蟒ｺ騾�迚ｩ,*,*,蝗ｿ,蝗ｿ,繝ｦ繧ｦ,*
+荳�	v,蜑ｯ隧�,蜷ｦ螳�,辟｡逡�,*,*,荳�,縺�,繧ｺ,*
+荳�	v,蜍戊ｩ�,陦檎ぜ,莠､豬�,*,*,荳�,荳九ｋ,繧ｯ繝€繝ｫ,莠疲ｮｵ繝ｻ繝ｩ陦�
+豁､	n,莉｣蜷崎ｩ�,謖�､ｺ,*,*,*,豁､,豁､,繧ｫ繧ｯ,*
+EOS
+蜀ｬ	n,蜷崎ｩ�,譎�,*,*,*,蜀ｬ,蜀ｬ,繝輔Θ,*
+蜑�	v,蜑ｯ隧�,譎ら嶌,邱頑磁,*,*,蜑�,蜑�■,繧ｹ繝翫Ρ繝�,*
+莉･	v,蜑咲ｽｮ隧�,貅先ｳ�,*,*,*,莉･,縲懊ｒ莉･縺ｦ,縲懊Υ繝｢繝�ユ,*
+霄ｫ	n,蜷崎ｩ�,荳榊庄隴ｲ,霄ｫ菴�,*,*,霄ｫ,霄ｫ,繝�,*
+貂ｩ	v,蜍戊ｩ�,謠丞�,蠖｢雉ｪ,*,*,貅ｫ,貂ｩ繧€,繧｢繧ｿ繧ｿ繝�,荳€谿ｵ
+陲ｫ	n,蜷崎ｩ�,蜿ｯ謳ｬ,驕灘�,*,*,陲ｫ,陲ｫ,繝�,*
+EOS
+閾ｳ	v,蜍戊ｩ�,陦檎ぜ,遘ｻ蜍�,*,*,閾ｳ,閾ｳ繧�,繧､繧ｿ繝ｫ,莠疲ｮｵ繝ｻ繝ｩ陦�
+髢ｩ	n,蜷崎ｩ�,蝗ｺ螳夂黄,蝨ｰ蜷�,*,*,髢ｩ,髢ｩ,繝薙Φ,*
+蟒｣	n,蜷崎ｩ�,蝗ｺ螳夂黄,蝨ｰ蜷�,*,*,蟒｣,蠎�,繧ｳ繧ｦ,*
+EOS
+蟄ｸ	v,蜍戊ｩ�,陦檎ぜ,莨晞＃,*,*,蟄ｸ,蟄ｦ縺ｶ,繝槭リ繝�,*
+蟒｣	v,蜍戊ｩ�,謠丞�,驥�,*,*,蟒｣,蠎�＠,繝偵Ο繧ｷ,*
+閠�	p,蜉ｩ隧�,謗･邯�,荳ｦ蛻�,*,*,閠�,閠後＠縺ｦ,繧ｷ繧ｳ繧ｦ繧ｷ繝�,*
+閨�	v,蜍戊ｩ�,陦檎ぜ,莨晞＃,*,*,閨�,閨槭￥,繧ｭ繧ｯ,莠疲ｮｵ繝ｻ繧ｫ陦後う髻ｳ萓ｿ
+螟�	v,蜍戊ｩ�,謠丞�,驥�,*,*,螟�,螟壹＠,繧ｪ繧ｪ繧ｷ,蠖｢螳ｹ隧槭�繧｢繧ｦ繧ｪ谿ｵ
+EOS
+遞ｱ	v,蜍戊ｩ�,陦檎ぜ,蜍穂ｽ�,*,*,遞ｱ,遘ｰ縺�,繧ｷ繝ｧ繧ｦ繧ｹ,繧ｵ螟峨�竏偵せ繝ｫ
+雜�	n,蜷崎ｩ�,荳ｻ菴�,蝗ｽ蜷�,*,*,雜�,雜�,繧ｨ繝�,*
+邇�	n,蜷崎ｩ�,莠ｺ,蠖ｹ蜑ｲ,*,*,邇�,邇�,繧ｪ繧ｦ,*
+EOS
+雜�	v,蜍戊ｩ�,陦檎ぜ,遘ｻ蜍�,*,*,雜�,雜翫∴繧�,繧ｳ繧ｨ繝ｫ,荳€谿ｵ
+荳�	n,謨ｰ隧�,謨ｰ蟄�,*,*,*,荳�,荳�,繧ｵ繝ｳ,*
+譌･	n,蜷崎ｩ�,譎�,*,*,*,譌･,譌･,繝九メ,*
+荳∝ｷｳ	n,謨ｰ隧�,蟷ｲ謾ｯ,*,*,*,荳∝ｷｳ,荳∝ｷｳ,繝偵ヮ繝医Α,*
+EOS
+髯ｷ	v,蜍戊ｩ�,陦檎ぜ,蜍穂ｽ�,*,*,髯ｷ,髯･繧�,繧ｪ繝√う繝ｫ,莠疲ｮｵ繝ｻ繝ｩ陦�
+豎�	n,蜷崎ｩ�,蝗ｺ螳夂黄,蝨ｰ蜷�,*,*,豎�,豎�,繧ｸ繝ｧ,*
+驗ｭ	n,蜷崎ｩ�,蝗ｺ螳夂黄,蝨ｰ蜷�,*,*,驗ｭ,驗ｭ,繝�う,*
+蜚�	n,蜷崎ｩ�,蝗ｺ螳夂黄,蝨ｰ蜷�,*,*,蜚�,蜚�,繝医え,*
+驗ｧ	n,蜷崎ｩ�,蝗ｺ螳夂黄,蝨ｰ蜷�,*,*,驗ｧ,驗ｧ,繝医え,*
+EOS
+豎�	n,莉｣蜷崎ｩ�,莠ｺ遘ｰ,襍ｷ譬ｼ,*,*,豎�,縺ｪ繧薙§,繝翫Φ繧ｸ,*
+蜍ｿ	v,蜑ｯ隧�,蜷ｦ螳�,遖∵ｭ｢,*,*,蜍ｿ,蜍ｿ繧�,繝翫き繝ｬ,*
+諤�	v,蜍戊ｩ�,陦檎ぜ,諷句ｺｦ,*,*,諤�,諤悶ｌ繧�,繧ｪ繧ｽ繝ｬ繝ｫ,荳€谿ｵ
+豁ｻ	v,蜍戊ｩ�,螟牙喧,逕溽黄,*,*,豁ｻ,豁ｻ縺�,繧ｷ繧ｹ,莠疲ｮｵ繝ｻ繧ｵ陦�
+EOS
+蜻ｨ	n,蜷崎ｩ�,荳ｻ菴�,蝗ｽ蜷�,*,*,蜻ｨ,蜻ｨ,繧ｷ繝･繧ｦ,*
+蟷ｽ	n,蜷崎ｩ�,莠ｺ,縺昴�莉�,*,*,蟷ｽ,蟷ｽ,繝ｦ繧ｦ,*
+邇�	n,蜷崎ｩ�,莠ｺ,蠖ｹ蜑ｲ,*,*,邇�,邇�,繧ｪ繧ｦ,*
+辷ｲ	v,蜍戊ｩ�,陦檎ぜ,逕溽肇,*,*,辷ｲ,轤ｺ縺�,繝翫せ,莠疲ｮｵ繝ｻ繧ｵ陦�
+迥ｬ謌�	n,蜷崎ｩ�,荳ｻ菴�,髮�屮,*,*,迥ｬ謌�,迥ｬ謌�,繧ｱ繝ｳ繧ｸ繝･繧ｦ,*
+谿ｺ	v,蜍戊ｩ�,陦檎ぜ,蜍穂ｽ�,*,*,�ｰ,谿ｺ縺�,繧ｳ繝ｭ繧ｹ,莠疲ｮｵ繝ｻ繧ｵ陦�
+EOS
+蜿ｯ	v,蜉ｩ蜍戊ｩ�,蜿ｯ閭ｽ,*,*,*,蜿ｯ,蜿ｯ縺�,繝吶す,*
+莉･	v,蜑咲ｽｮ隧�,貅先ｳ�,*,*,*,莉･,縲懊ｒ莉･縺ｦ,縲懊Υ繝｢繝�ユ,*
+蜻ｨ	v,蜍戊ｩ�,陦檎ぜ,蜍穂ｽ�,*,*,蜻ｨ,蜻ｨ繧�,繝槭Ρ繝ｫ,莠疲ｮｵ繝ｻ繝ｩ陦�
+豬ｷ蜀�	n,蜷崎ｩ�,蛻ｶ蠎ｦ,蝣ｴ,*,*,���,豬ｷ蜀�,繧ｫ繧､繝€繧､,*
+EOS
+螟�	n,蜷崎ｩ�,荳ｻ菴�,蝗ｽ蜷�,*,*,螟�,螟�,繧ｫ,*
+隲ｺ	n,蜷崎ｩ�,蜿ｯ謳ｬ,莨晞＃,*,*,隲ｺ,隲ｺ,繧ｳ繝医Ρ繧ｶ,*
+譖ｰ	v,蜍戊ｩ�,陦檎ぜ,莨晞＃,*,*,譖ｰ,譖ｰ縺�,繧､繧ｦ,莠疲ｮｵ繝ｻ繝ｯ陦御ｿ�浹萓ｿ
+EOS
+荳∽ｸ�	n,謨ｰ隧�,蟷ｲ謾ｯ,*,*,*,荳∽ｸ�,荳∽ｸ�,繝偵ヮ繝医え繧ｷ,*
+螟�	n,蜷崎ｩ�,譎�,*,*,*,螟�,螟�,繧ｫ,*
+譌･	n,蜷崎ｩ�,譎�,*,*,*,譌･,譌･,繝�,*
+EOS