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

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

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