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

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

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