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

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

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