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

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

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