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

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

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