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

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

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