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

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

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