en
natural obstacle
An
English
term in
ConceptNet 5.8
Source:
OpenCyc 2012
View this term in the API
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Types of natural obstacle
en
escarpment
(
n
)
➜
en
forest
(
n
)
➜
en
gorge
(
n
)
➜
en
gully
(
n
)
➜
en
river
(
n
)
➜
en
steep slope
(
n
)
➜
en
swamp
(
n
)
➜
en
watercourse
(
n
)
➜
natural obstacle is a type of…
en
natural thing
(
n
)
➜
en
obstacle
(
n
)
➜
Links to other resources
sw.opencyc.org
/2012/05/10/concept/en/NaturalObstacle