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

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

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