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

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

*GRAMMAR*
lug -> GREEN 
 kiki -> RED 
 dax -> BLUE 
 wif -> PURPLE 
 x1 zup x2 -> [x2] [x1] [x2] [x1] [x1] [x2] 
 u1 tufa u2 -> [u2] [u1] 
 u1 blicket -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 