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

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

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