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

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

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