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

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

*GRAMMAR*
tufa -> RED 
 zup -> GREEN 
 kiki -> BLUE 
 dax -> PINK 
 x1 blicket -> [x1] [x1] [x1] [x1] [x1] 
 u1 fep u2 -> [u1] [u2] 
 x1 wif x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 