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

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

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