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

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

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