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

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

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