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

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

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