--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test_data/out2.biom	Mon Jul 29 06:52:36 2013 -0400
@@ -0,0 +1,137 @@
+{
+   "generated_by" : "Bio::Community version 0.1",
+   "matrix_type" : "sparse",
+   "date" : "2013-07-27T03:32:37",
+   "data" : [
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+   "rows" : [
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+               "k__Bacteria",
+               "p__Cyanobacteria",
+               "c__Nostocophycideae",
+               "o__Nostocales",
+               "f__Nostocaceae",
+               "g__Dolichospermum",
+               "s__"
+            ]
+         },
+         "id" : "1"
+      },
+      {
+         "metadata" : {
+            "taxonomy" : [
+               "k__Bacteria",
+               "p__Firmicutes",
+               "c__Clostridia",
+               "o__Halanaerobiales",
+               "f__Halanaerobiaceae",
+               "g__Halanaerobium",
+               "s__"
+            ]
+         },
+         "id" : "3"
+      },
+      {
+         "metadata" : null,
+         "id" : "4"
+      },
+      {
+         "metadata" : {
+            "taxonomy" : [
+               "k__Bacteria",
+               "p__Proteobacteria",
+               "c__Gammaproteobacteria",
+               "o__Enterobacteriales",
+               "f__Enterobacteriaceae",
+               "g__Escherichia",
+               "s__"
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+         "id" : "0"
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+      {
+         "metadata" : {
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+               "g__Methanosarcina",
+               "s__mazei"
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+   "matrix_element_type" : "float",
+   "format_url" : "http://biom-format.org/documentation/format_versions/biom-1.0.html",
+   "format" : "Biological Observation Matrix 1.0",
+   "columns" : [
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+         "id" : "Sample1"
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+         "id" : "Sample2"
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+      {
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+         "id" : "Sample3"
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+   "shape" : [
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+   "id" : "",
+   "type" : "OTU table"
+}