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

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

*GRAMMAR*
lug -> RED 
 dax -> YELLOW 
 zup -> GREEN 
 gazzer -> PURPLE 
 x1 kiki x2 -> [x1] [x2] 
 u1 wif -> [u1] [u1] [u1] 
 u1 tufa u2 -> [u2] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 