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

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

*GRAMMAR*
zup -> BLUE 
 wif -> RED 
 dax -> GREEN 
 tufa -> PINK 
 x1 blicket u1 -> [u1] [x1] 
 u1 fep u2 -> [u2] [u1] 
 u1 lug u2 -> [u2] [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 