*SUPPORT*
IN: lug OUT: YELLOW
IN: kiki zup lug OUT: GREEN YELLOW
IN: dax blicket dax zup wif OUT: PURPLE RED PURPLE
IN: wif zup wif OUT: RED RED
IN: wif wif zup kiki OUT: RED RED GREEN
IN: dax zup wif OUT: PURPLE RED
IN: dax OUT: PURPLE
IN: lug zup kiki OUT: YELLOW GREEN
IN: wif dax OUT: RED PURPLE
IN: kiki tufa OUT: GREEN GREEN
IN: wif wif wif lug OUT: RED RED RED YELLOW
IN: lug zup lug blicket lug OUT: YELLOW YELLOW YELLOW
IN: kiki zup wif OUT: GREEN RED
IN: dax zup kiki OUT: PURPLE GREEN

*QUERY*
IN: dax kiki wif OUT: PURPLE GREEN RED
IN: wif OUT: RED
IN: dax blicket dax zup dax OUT: PURPLE PURPLE PURPLE
IN: kiki OUT: GREEN
IN: dax zup dax OUT: PURPLE PURPLE
IN: dax kiki zup kiki OUT: PURPLE GREEN GREEN
IN: kiki zup dax OUT: GREEN PURPLE
IN: kiki zup kiki OUT: GREEN GREEN
IN: wif zup dax OUT: RED PURPLE
IN: lug zup wif OUT: YELLOW RED

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