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

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

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