0_Apprentice
My favorite color is red do you like it?
1_Wizard
I like red, but pink is my favorite it is named after a flowering plant in the genus Dianthus. 
0_Apprentice
What is the wavelength of red
1_Wizard
I'm not sure about the specific wavelength of red. The Greek letter lambda is used as a symbol for wavelength. 
0_Apprentice
What else do you know about it
1_Wizard
wavelength repeats and has the inverse of the spatial frequency. 
0_Apprentice
O wow I did not know that
1_Wizard
They are measured in the SI unite which is cycles per meter.