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

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

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