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

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

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