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

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

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