*SUPPORT*
IN: kiki fep OUT: BLUE BLUE BLUE
IN: tufa OUT: GREEN
IN: tufa fep wif dax tufa OUT: GREEN GREEN GREEN YELLOW GREEN
IN: dax OUT: YELLOW
IN: dax fep OUT: YELLOW YELLOW YELLOW
IN: dax gazzer OUT: YELLOW YELLOW
IN: zup fep wif kiki fep wif dax gazzer OUT: PINK PINK PINK BLUE BLUE BLUE YELLOW YELLOW
IN: tufa fep wif zup wif tufa gazzer OUT: GREEN GREEN GREEN PINK GREEN GREEN
IN: kiki tufa fep OUT: BLUE GREEN GREEN GREEN
IN: zup tufa OUT: PINK GREEN
IN: zup kiki kiki dax gazzer wif dax dax OUT: PINK BLUE BLUE YELLOW YELLOW YELLOW YELLOW
IN: dax kiki OUT: YELLOW BLUE
IN: kiki gazzer OUT: BLUE BLUE
IN: zup OUT: PINK

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

*GRAMMAR*
zup -> PINK 
 dax -> YELLOW 
 kiki -> BLUE 
 tufa -> GREEN 
 u1 gazzer -> [u1] [u1] 
 x1 wif x2 -> [x1] [x2] 
 u1 fep -> [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 