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

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

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