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

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

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