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

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

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