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

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

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