Category Nuances for railway_track:

• impermeable,
• linear,
• metal,
• parallel,
• geographical,
• noisy,
• permanent,
• larger,
• physical,
• unprotected,
• exposed,
• manufactured,
• dangerous,
• immobile,
• tangible,
• open,
• geographic,
• industrial,
• fixed,
• long,
• straight,
• large,
• national,

Simple Categories for railway_track:

• equipment,
• use,
• system,
• structure,
• surface,
• line,
• place,
• object,
• information,
• installation,
• route,
• entity,
• marker,
• space,
• land,