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

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

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