Assertion: plesiosaur | /r/HasProperty | proposed as solution
Facets:
value: often
type: TEMPORAL
value: to lake okanagan mysteries
type: TRANSITIVE-OBJECT
value: to lake champlain
type: LOCATION
value: to the loch ness
type: LOCATION
Source sentences:
text: In this category we can place land-based Martian species of the plesiosaur, which has often been proposed as a solution to the Loch Ness, Lake Champlain, and Lake Okanagan mysteries.