*SUPPORT*
IN: zup tufa gazzer OUT: PURPLE BLUE
IN: kiki tufa zup OUT: BLUE PINK
IN: wif tufa wif OUT: RED RED
IN: gazzer OUT: PURPLE
IN: wif kiki tufa gazzer OUT: RED PURPLE PINK
IN: kiki OUT: PINK
IN: wif blicket OUT: RED RED
IN: gazzer tufa gazzer blicket OUT: PURPLE PURPLE PURPLE PURPLE
IN: zup OUT: BLUE
IN: wif tufa zup OUT: BLUE RED
IN: zup tufa zup OUT: BLUE BLUE
IN: wif OUT: RED
IN: gazzer wif OUT: PURPLE RED
IN: wif gazzer OUT: RED PURPLE

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

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