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

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

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