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

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

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