*SUPPORT*
IN: dax zup OUT: PURPLE GREEN
IN: wif fep OUT: YELLOW YELLOW
IN: zup dax zup OUT: GREEN PURPLE GREEN
IN: blicket wif tufa wif OUT: RED YELLOW YELLOW
IN: zup blicket fep fep OUT: GREEN RED GREEN RED GREEN RED GREEN RED
IN: zup zup fep OUT: GREEN GREEN GREEN GREEN
IN: wif tufa blicket fep OUT: YELLOW RED YELLOW RED
IN: blicket OUT: RED
IN: blicket dax OUT: RED PURPLE
IN: wif wif fep OUT: YELLOW YELLOW YELLOW YELLOW
IN: wif blicket wif fep OUT: YELLOW RED YELLOW YELLOW RED YELLOW
IN: blicket wif fep OUT: RED YELLOW RED YELLOW
IN: wif OUT: YELLOW
IN: blicket dax fep fep OUT: RED PURPLE RED PURPLE RED PURPLE RED PURPLE

*QUERY*
IN: dax dax kiki zup OUT: GREEN PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE
IN: zup wif tufa zup wif OUT: GREEN YELLOW GREEN YELLOW
IN: zup tufa wif fep tufa zup OUT: GREEN YELLOW GREEN YELLOW GREEN
IN: zup blicket kiki dax OUT: PURPLE GREEN RED GREEN RED GREEN RED
IN: zup fep OUT: GREEN GREEN
IN: dax fep OUT: PURPLE PURPLE
IN: dax OUT: PURPLE
IN: zup OUT: GREEN
IN: wif dax fep OUT: YELLOW PURPLE YELLOW PURPLE
IN: blicket fep fep fep OUT: RED RED RED RED RED RED RED RED

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