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

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

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