Conversation so far:
what is the turning blue ceremony at fort benning
The Turning Blue ceremony is the day that your infantry soldier-in-training receives the blue cord that all infantrymen wear on their dress uniform.
what does the infantry blue cord mean
The infantry blue cord is a United States military decoration worn over the right shoulder of all infantry-qualified U.S. Army soldiers.
who can wear the infantry blue cord
The infantry blue cord is authorized only for infantry-qualified U.S. Army soldiers currently assigned to an infantry unit in the active U.S. Army, or Army National Guard.
where is the infantry blue cord worn
The infantry blue cord is worn under the right shoulder and under the right epaulette.

Question: what kind of knots are on the cord
Self-contained rewrite: what kind of knots are on the infantry blue cord