*SUPPORT*
IN: zup gazzer dax tufa zup tufa dax OUT: RED BLUE BLUE RED
IN: wif gazzer dax OUT: PURPLE RED
IN: dax dax gazzer wif OUT: RED RED PURPLE
IN: wif gazzer zup OUT: PURPLE BLUE
IN: zup gazzer zup OUT: BLUE BLUE
IN: zup gazzer wif OUT: BLUE PURPLE
IN: dax blicket OUT: RED GREEN
IN: wif kiki blicket OUT: PURPLE GREEN
IN: blicket blicket kiki zup gazzer zup OUT: GREEN GREEN BLUE BLUE
IN: zup kiki dax gazzer blicket OUT: BLUE RED GREEN
IN: blicket kiki zup gazzer blicket OUT: GREEN BLUE GREEN
IN: zup kiki wif dax OUT: BLUE PURPLE RED
IN: blicket blicket blicket zup gazzer wif OUT: GREEN GREEN GREEN BLUE PURPLE
IN: dax gazzer zup tufa zup tufa zup OUT: BLUE BLUE RED BLUE

*QUERY*
IN: dax OUT: RED
IN: blicket OUT: GREEN
IN: dax kiki dax kiki blicket tufa wif OUT: PURPLE RED RED GREEN
IN: wif kiki blicket gazzer wif OUT: PURPLE GREEN PURPLE
IN: dax kiki zup kiki zup gazzer wif OUT: RED BLUE BLUE PURPLE
IN: wif blicket tufa wif OUT: PURPLE PURPLE GREEN
IN: dax kiki zup zup zup OUT: RED BLUE BLUE BLUE
IN: dax gazzer wif OUT: RED PURPLE
IN: dax gazzer blicket OUT: RED GREEN
IN: dax gazzer dax tufa blicket tufa dax OUT: RED GREEN RED RED

*GRAMMAR*
zup -> BLUE 
 dax -> RED 
 wif -> PURPLE 
 blicket -> GREEN 
 u1 gazzer u2 -> [u1] [u2] 
 x1 tufa u1 -> [u1] [x1] 
 u1 kiki x1 -> [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 