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

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

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