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

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

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