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

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

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