Assertion: railroad | /r/HasProperty | a 600 mm 1 ft 11 5⁄ 8 in
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Source sentences:
text: The first railway in Tonkin, a 600 mm (1 ft 11 5⁄ 8 in) gauge line connecting Lạng Sơn to Phu Lang Thuong (now known as Bắc Giang), was established in 1895.