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

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

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