*SUPPORT*
IN: zup gazzer wif OUT: PINK BLUE
IN: tufa gazzer zup OUT: GREEN PINK
IN: wif gazzer tufa OUT: BLUE GREEN
IN: zup tufa gazzer wif OUT: PINK GREEN BLUE
IN: dax dax gazzer dax OUT: RED RED RED
IN: wif kiki wif OUT: BLUE BLUE
IN: tufa wif kiki tufa gazzer dax OUT: GREEN RED GREEN BLUE
IN: dax gazzer tufa OUT: RED GREEN
IN: tufa gazzer wif OUT: GREEN BLUE
IN: dax tufa gazzer wif lug zup gazzer zup OUT: RED GREEN BLUE PINK PINK
IN: wif gazzer wif OUT: BLUE BLUE
IN: dax dax gazzer wif kiki tufa OUT: GREEN RED RED BLUE
IN: tufa OUT: GREEN
IN: zup OUT: PINK

*QUERY*
IN: tufa gazzer zup kiki zup dax gazzer tufa OUT: PINK RED GREEN GREEN PINK
IN: dax gazzer dax OUT: RED RED
IN: zup gazzer dax OUT: PINK RED
IN: dax OUT: RED
IN: dax gazzer wif lug dax gazzer wif OUT: RED BLUE RED BLUE
IN: wif tufa OUT: BLUE GREEN
IN: tufa gazzer dax OUT: GREEN RED
IN: dax gazzer tufa lug tufa gazzer zup OUT: RED GREEN GREEN PINK
IN: tufa kiki wif gazzer dax OUT: BLUE RED GREEN
IN: wif gazzer dax OUT: BLUE RED

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