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

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

*GRAMMAR*
tufa -> RED 
 blicket -> PURPLE 
 gazzer -> BLUE 
 wif -> GREEN 
 u1 kiki u2 -> [u1] [u2] 
 x1 fep -> [x1] [x1] [x1] [x1] 
 u1 zup -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 