en railway signal (n)
― IsA ⟶
Weight: 1.0
en visual information source (n) Source: OpenCyc 2012
en railway signal (n)
― IsA ⟶
Weight: 1.0
en ibo (n) Source: OpenCyc 2012
en railway signal (n)
― IsA ⟶
Weight: 1.0
en lamp (n) Source: OpenCyc 2012
en railway signal (n)
― IsA ⟶
Weight: 1.0
en signal (n) Source: OpenCyc 2012