*SUPPORT*
IN: lug gazzer OUT: PURPLE PURPLE PURPLE PURPLE PURPLE
IN: zup OUT: BLUE
IN: lug kiki lug OUT: PURPLE PURPLE
IN: zup dax OUT: BLUE BLUE
IN: fep gazzer OUT: GREEN GREEN GREEN GREEN GREEN
IN: wif dax OUT: YELLOW YELLOW
IN: lug kiki zup OUT: BLUE PURPLE
IN: lug dax OUT: PURPLE PURPLE
IN: zup gazzer OUT: BLUE BLUE BLUE BLUE BLUE
IN: fep zup OUT: GREEN BLUE
IN: fep wif wif gazzer OUT: GREEN YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW
IN: zup lug OUT: BLUE PURPLE
IN: zup kiki wif OUT: YELLOW BLUE
IN: wif OUT: YELLOW

*QUERY*
IN: fep lug wif kiki zup OUT: GREEN PURPLE BLUE YELLOW
IN: lug zup gazzer OUT: PURPLE BLUE BLUE BLUE BLUE BLUE
IN: wif gazzer OUT: YELLOW YELLOW YELLOW YELLOW YELLOW
IN: lug OUT: PURPLE
IN: lug wif lug dax OUT: PURPLE YELLOW PURPLE PURPLE
IN: fep OUT: GREEN
IN: lug kiki wif OUT: YELLOW PURPLE
IN: zup kiki zup OUT: BLUE BLUE
IN: lug kiki fep OUT: GREEN PURPLE
IN: fep fep dax OUT: GREEN GREEN GREEN

*GRAMMAR*
wif -> YELLOW 
 lug -> PURPLE 
 zup -> BLUE 
 fep -> GREEN 
 u1 kiki u2 -> [u2] [u1] 
 u1 gazzer -> [u1] [u1] [u1] [u1] [u1] 
 u1 dax -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 