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

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

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