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

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

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