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

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

*GRAMMAR*
kiki -> RED 
 fep -> PURPLE 
 wif -> PINK 
 gazzer -> GREEN 
 u1 tufa u2 -> [u2] [u1] [u2] 
 x1 dax x2 -> [x1] [x2] 
 u1 zup -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 