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

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

*GRAMMAR*
fep -> BLUE 
 wif -> YELLOW 
 gazzer -> PURPLE 
 lug -> GREEN 
 u1 kiki -> [u1] [u1] [u1] [u1] 
 u1 zup u2 -> [u1] [u2] 
 x1 blicket x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 