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

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

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