ensure the crosstable is created only once
ensure the crosstable is created only once

clarkerubber/lila,arex1337/lila,luanlv/lila,arex1337/lila,clarkerubber/lila,arex1337/lila,clarkerubber/lila,clarkerubber/lila,luanlv/lila,arex1337/lila,clarkerubber/lila,luanlv/lila,luanlv/lila,clarkerubber/lila,arex1337/lila,arex1337/lila,luanlv/lila,luanlv/lila,luanlv/lila,clarkerubber/lila,arex1337/lila