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

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

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