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

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

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