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

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

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