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

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

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