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

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

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