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

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

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