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

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

*GRAMMAR*
wif -> BLUE 
 zup -> PINK 
 tufa -> YELLOW 
 gazzer -> GREEN 
 x1 blicket x2 -> [x2] [x1] 
 x1 lug u1 -> [x1] [u1] 
 u1 dax u2 -> [u2] [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 