*SUPPORT*
IN: kiki blicket kiki OUT: PINK PINK
IN: zup wif tufa OUT: GREEN RED
IN: tufa kiki wif gazzer OUT: GREEN YELLOW PINK
IN: kiki blicket zup OUT: RED PINK
IN: kiki fep OUT: PINK PINK
IN: zup fep OUT: RED RED
IN: zup tufa blicket gazzer OUT: RED YELLOW GREEN
IN: zup OUT: RED
IN: tufa OUT: GREEN
IN: kiki kiki blicket tufa OUT: PINK GREEN PINK
IN: kiki blicket tufa OUT: GREEN PINK
IN: gazzer wif gazzer OUT: YELLOW YELLOW
IN: gazzer fep OUT: YELLOW YELLOW
IN: zup zup wif kiki OUT: RED PINK RED

*QUERY*
IN: tufa gazzer OUT: GREEN YELLOW
IN: zup gazzer blicket tufa OUT: RED GREEN YELLOW
IN: zup wif kiki OUT: PINK RED
IN: zup wif gazzer OUT: YELLOW RED
IN: zup kiki kiki blicket zup OUT: RED PINK RED PINK
IN: tufa blicket kiki OUT: PINK GREEN
IN: tufa fep OUT: GREEN GREEN
IN: gazzer OUT: YELLOW
IN: kiki tufa wif kiki OUT: PINK PINK GREEN
IN: tufa kiki blicket zup OUT: GREEN RED PINK

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