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

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

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