*SUPPORT*
IN: zup OUT: PINK
IN: fep fep dax fep kiki dax OUT: RED BLUE BLUE RED BLUE
IN: dax zup OUT: RED PINK
IN: dax fep OUT: RED BLUE
IN: zup dax kiki fep kiki dax OUT: RED BLUE PINK RED
IN: fep fep blicket blicket OUT: BLUE BLUE BLUE BLUE BLUE BLUE BLUE BLUE
IN: wif blicket OUT: GREEN GREEN
IN: zup fep kiki dax kiki dax OUT: RED RED PINK BLUE
IN: zup tufa fep kiki fep OUT: BLUE BLUE PINK BLUE
IN: dax tufa dax OUT: RED RED RED
IN: dax tufa zup OUT: PINK RED PINK
IN: wif OUT: GREEN
IN: zup fep OUT: PINK BLUE
IN: dax zup blicket tufa dax tufa wif OUT: GREEN RED RED PINK RED PINK RED GREEN

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

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