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

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

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