question: What is Railway Himachal famous for ?
answer: its narrow gauge tracks railways
turker_answer: Himachal Railway is famous for its narrow gauge track railways , which were originally gauged at 2 ft ( 610 mm ) , and re-gauged in 1906 to 2 ft 6 in ( 762 mm ) .
rule-based: Railway Himachal is famous for its narrow gauge tracks railways .