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

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

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