*SUPPORT*
IN: dax kiki OUT: GREEN PINK
IN: tufa lug OUT: PURPLE PURPLE PURPLE
IN: tufa gazzer kiki OUT: PURPLE PINK
IN: kiki fep OUT: PINK PINK
IN: dax OUT: GREEN
IN: wif fep OUT: YELLOW YELLOW
IN: kiki OUT: PINK
IN: kiki lug OUT: PINK PINK PINK
IN: wif gazzer kiki OUT: YELLOW PINK
IN: dax fep OUT: GREEN GREEN
IN: kiki tufa OUT: PINK PURPLE
IN: wif wif lug OUT: YELLOW YELLOW YELLOW YELLOW
IN: dax gazzer wif OUT: GREEN YELLOW
IN: tufa wif dax fep OUT: PURPLE YELLOW GREEN GREEN

*QUERY*
IN: dax gazzer dax OUT: GREEN GREEN
IN: wif gazzer wif OUT: YELLOW YELLOW
IN: tufa kiki lug OUT: PURPLE PINK PINK PINK
IN: tufa OUT: PURPLE
IN: kiki dax dax gazzer kiki OUT: PINK GREEN GREEN PINK
IN: wif lug OUT: YELLOW YELLOW YELLOW
IN: tufa dax gazzer kiki OUT: PURPLE GREEN PINK
IN: wif tufa lug OUT: YELLOW PURPLE PURPLE PURPLE
IN: tufa fep OUT: PURPLE PURPLE
IN: dax lug OUT: GREEN GREEN GREEN

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