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

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

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