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

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

*GRAMMAR*
lug -> GREEN 
 wif -> PINK 
 gazzer -> RED 
 dax -> PURPLE 
 u1 fep -> [u1] [u1] [u1] 
 x1 kiki -> [x1] [x1] 
 u1 tufa u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 