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

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

*GRAMMAR*
gazzer -> RED 
 dax -> GREEN 
 kiki -> PINK 
 fep -> BLUE 
 x1 wif u1 -> [x1] [u1] [x1] 
 x1 blicket x2 -> [x1] [x2] [x1] 
 u1 zup x1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 