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

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

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