*SUPPORT*
IN: lug OUT: YELLOW
IN: gazzer wif fep OUT: BLUE RED
IN: kiki wif kiki OUT: PURPLE PURPLE
IN: lug zup gazzer OUT: RED YELLOW YELLOW YELLOW RED YELLOW
IN: kiki tufa gazzer OUT: RED PURPLE PURPLE RED
IN: kiki wif kiki wif lug fep tufa lug OUT: YELLOW YELLOW BLUE YELLOW BLUE YELLOW PURPLE PURPLE
IN: gazzer gazzer OUT: RED RED
IN: kiki fep tufa gazzer OUT: RED PURPLE BLUE PURPLE BLUE RED
IN: kiki OUT: PURPLE
IN: fep wif lug OUT: YELLOW BLUE
IN: gazzer zup kiki lug OUT: PURPLE YELLOW RED RED RED PURPLE YELLOW RED
IN: gazzer wif kiki wif kiki tufa fep OUT: BLUE PURPLE PURPLE BLUE PURPLE RED
IN: fep wif gazzer OUT: RED BLUE
IN: gazzer wif kiki lug OUT: PURPLE YELLOW RED

*QUERY*
IN: gazzer OUT: RED
IN: gazzer tufa fep OUT: BLUE RED RED BLUE
IN: kiki wif lug tufa lug OUT: YELLOW YELLOW YELLOW YELLOW PURPLE
IN: fep OUT: BLUE
IN: kiki tufa fep OUT: BLUE PURPLE PURPLE BLUE
IN: kiki lug kiki OUT: PURPLE YELLOW PURPLE
IN: fep wif fep zup lug OUT: YELLOW BLUE BLUE BLUE YELLOW BLUE BLUE
IN: lug wif kiki OUT: PURPLE YELLOW
IN: gazzer fep OUT: RED BLUE
IN: fep tufa gazzer OUT: RED BLUE BLUE RED

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