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

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

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