Meanings of International Maritime Signal Flags

	A - Diver below (when stationary); I am undergoing a speed trial	B - I am taking on or discharging explosives
	C - (affirmative)	D - Keep clear of me, I am manoevering with difficulty
	E - I am altering my course to starboard	F - I am disabled, communicate with me
	G - I require a pilot	H - I have a pilot on board
	I - I am altering my course to port		J - I am going to send a message by semaphore
	K - You should stop your vessel instantly		L - You should stop, I have something important to communicate
	M - I have a doctor on board		N - no (negative)
	O - Man overboard		P - The Blue Peter - all aboard, vessel is about to proceed sea. (At sea) your lights are out or burning badly
	Q - My vessel is healthy and I request free practique		R - The way is off my ship. You may feel you way past me
	S - My engines are going full speed astern		T - Do not pass ahead of me
	U - you are standing into danger		V - I require assistance (not distress)
	W - I require medical assistance		X - Stop carrying out your intentions and watch for my signals
	Y - I am carrying mails		Z - To be used to address or call shore stations
Answering Pennant