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

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

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