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

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

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