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

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

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