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

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

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