Assertion: adder | /r/HasProperty | the most common snakes
Facets:
value: on the british isles
type: LOCATION
value: in the uk
type: LOCATION
Source sentences:
text: While there is no accurate estimate on their population, adders are the most common snakes in the UK.
text: The Adder and the Grass snake are the most common known snakes on the British Isles, however, the Smooth snake is only recognised by very few people.