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

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

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