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

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

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