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

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

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