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

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

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