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

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

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