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

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

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