Assertion: owl's number | /r/HasProperty | yellow-necked mouse
Facets:
Source sentences:
text: Keelback slugs were also the main prey type in Bulgaria (accounting for 24.6% of 529 prey items), and detected in strong numbers in Romania, the Caucasus and Crimea (wherein they made up 21.8% of 514 prey items, but trailed by number the yellow-necked mouse).