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

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

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