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

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

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