Assertion: lamp's pole | /r/AtLocation | contact
Facets:
value: at the upper end
type: LOCATION
value: with the insulated pin
type: OTHER
Source sentences:
text: At the upper end one pole of the uppermost cell will be in contact with the insulated pin a', Fig. 2, while opposite the opposing pole of the lowermost cell lies a push-button contact D, on pressing which the circuit can be closed at that point to the metal casing.