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

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

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