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

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

*GRAMMAR*
fep -> GREEN 
 wif -> PINK 
 tufa -> PURPLE 
 zup -> RED 
 u1 dax x1 -> [u1] [x1] 
 x1 kiki x2 -> [x1] [x2] 
 x1 lug x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 