The Hobbit (v1.0): Routine at A842

A842: Character routine: a character eats Bilbo

If the character is in Bilbo's room, it 'eats' him: the EAT action is reported with Bilbo as the target (9EBF), the food code is run (921F) and Bilbo dies (903C).
A842	LD A,($B5E7)	A = the room the character started this turn in
A845	LD HL,$B5E6	Is Bilbo in that same room?
A848	CP (HL)	Is Bilbo in that same room?
A849	RET NZ	No: nothing happens
A84A	CALL $9C99	Dry run? Then stop here: it always works
A84D	LD A,$1B	A = the EAT action
A84F	LD ($B5D8),A	A = the EAT action
A852	LD A,$00	The target is Bilbo (object 0)
A854	LD ($B5D9),A	The target is Bilbo (object 0)
A857	LD A,$FF	No instrument
A859	LD ($B5DA),A	No instrument
A85C	CALL $9EBF	Report it in words ("the hideous troll eats you.")
A85F	CALL $921F	Run the ordinary eating code (for its side effects)
A862	JP $903C	Bilbo dies