Apr 08, 2013 - Dec 09, 2015
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| semchallenge.org | Apr 08, 2013 | Nov 02, 2015 |
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| 66.34.52.75 | Nov 09, 2014 | Dec 09, 2015 |
| 69.162.182.81 | Apr 08, 2013 | Nov 08, 2014 |
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