*SUPPORT*
IN: lug zup OUT: GREEN GREEN
IN: fep tufa fep OUT: YELLOW YELLOW YELLOW
IN: lug OUT: GREEN
IN: wif gazzer fep OUT: YELLOW PINK
IN: wif OUT: PINK
IN: fep tufa wif OUT: YELLOW PINK PINK
IN: lug zup tufa lug OUT: GREEN GREEN GREEN GREEN
IN: lug kiki lug tufa kiki tufa fep OUT: GREEN PURPLE GREEN PURPLE PURPLE YELLOW YELLOW
IN: kiki gazzer wif OUT: PINK PURPLE
IN: wif gazzer kiki OUT: PURPLE PINK
IN: lug lug gazzer lug OUT: GREEN GREEN GREEN
IN: kiki gazzer lug OUT: GREEN PURPLE
IN: kiki gazzer fep tufa lug OUT: YELLOW PURPLE GREEN GREEN
IN: wif tufa lug tufa wif tufa lug OUT: PINK GREEN GREEN PINK PINK GREEN GREEN

*QUERY*
IN: lug gazzer wif OUT: PINK GREEN
IN: kiki tufa fep tufa wif OUT: PURPLE YELLOW YELLOW PINK PINK
IN: kiki OUT: PURPLE
IN: fep zup OUT: YELLOW YELLOW
IN: fep wif gazzer lug OUT: YELLOW GREEN PINK
IN: kiki zup OUT: PURPLE PURPLE
IN: wif gazzer fep tufa fep OUT: YELLOW PINK YELLOW YELLOW
IN: fep gazzer lug OUT: GREEN YELLOW
IN: fep gazzer wif OUT: PINK YELLOW
IN: wif wif wif lug zup OUT: PINK PINK PINK GREEN GREEN

*GRAMMAR*
kiki -> PURPLE 
 fep -> YELLOW 
 wif -> PINK 
 lug -> GREEN 
 u1 zup -> [u1] [u1] 
 x1 tufa u1 -> [x1] [u1] [u1] 
 u1 gazzer u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 