In the Vinony graph
Vinony's link graph records 433 inbound references to sergeant first class, and connects out to chief master sergeant, United States and NATO.
It is catalogued under topics including Enlisted ranks of the United States Armed Forces and Military ranks of the United States Army.
Vinony links it to 12 Wikipedia language editions.
Article · Italiano
Sergente di prima classe è un grado militare di alcuni eserciti.
Abstract from DBpedia / Wikipedia · CC BY-SA