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

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

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