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

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

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