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

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

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