*SUPPORT*
IN: dax wif OUT: PINK GREEN
IN: wif lug OUT: GREEN GREEN GREEN
IN: dax wif kiki wif OUT: PINK GREEN GREEN
IN: dax wif lug OUT: PINK GREEN PINK GREEN PINK GREEN
IN: zup OUT: BLUE
IN: dax kiki zup OUT: PINK BLUE
IN: dax zup OUT: PINK BLUE
IN: zup fep wif zup OUT: GREEN BLUE BLUE BLUE BLUE GREEN BLUE BLUE
IN: dax wif gazzer OUT: PINK GREEN PURPLE
IN: gazzer lug OUT: PURPLE PURPLE PURPLE
IN: wif fep wif dax OUT: GREEN PINK GREEN GREEN GREEN GREEN PINK GREEN
IN: wif OUT: GREEN
IN: zup wif OUT: BLUE GREEN
IN: gazzer zup OUT: PURPLE BLUE

*QUERY*
IN: dax gazzer OUT: PINK PURPLE
IN: zup zup wif wif OUT: BLUE BLUE GREEN GREEN
IN: gazzer fep wif OUT: GREEN PURPLE PURPLE PURPLE GREEN PURPLE
IN: gazzer OUT: PURPLE
IN: wif fep zup OUT: BLUE GREEN GREEN GREEN BLUE GREEN
IN: gazzer dax lug OUT: PURPLE PINK PURPLE PINK PURPLE PINK
IN: zup lug OUT: BLUE BLUE BLUE
IN: dax OUT: PINK
IN: zup zup OUT: BLUE BLUE
IN: zup fep dax OUT: PINK BLUE BLUE BLUE PINK BLUE

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