Assertion: track's gauge | /r/HasProperty | medium gauge
Facets:
value: in 1840s
type: TEMPORAL
Source sentences:
text: In 1840s, the 1,600 mm (5 ft 3 in) Irish gauge was considered a medium gauge compared to Brunel's 7 ft 1⁄ 4 in (2,140 mm) broad gauge and the 1,435 mm (4 ft 8 1⁄ 2 in) narrow gauge, nowadays being standard gauge.