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

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

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