Update src-ui/res/rules.en.yaml

Co-authored-by: Lennard Sprong <x-sheep@users.noreply.github.com>

Author: ReverM

src-ui/res/rules.en.yaml

@@ -122,7 +122,7 @@ skyscrapers: "Place a number in each cell.\n1. Numbers must be between 1 and N,
 castle: "Draw lines through orthogonally adjacent cells to form a loop.\n1. Lines cannot go through bold borders.\n2. White cells must be inside the loop, and black cells must be outside the loop.\n3. A number with an arrow indicates the number of line segments in that direction. Vertical arrows only count vertical lines, and horizontal arrows count horizontal lines."
 cbblock: "Draw lines over the dotted lines to divide the board into blocks.\n1. Each block must contain exactly two outlined regions.\n2. Two adjacent blocks cannot have the same shape, counting rotations and reflections as the same.\n3. Blocks cannot be rectangle- or square-shaped."
 chocona: "Shade some cells on the board.\n1. A group of orthogonally connected shaded cells is called a block. Each block must be a filled rectangle or square.\n2. Numbered regions must contain the indicated amount of shaded cells."
-cityspace: "Shade some cells on the board.\n1. Groups of orthogonally connected shaded cells must be 1xN rectangles, where N is at least 2. \n 2. The unshaded cells must form one orthogonally connected region that doesn't contain any loop, including 2x2 loops. \n 3. Clues represent the total number of unshaded cells that can be seen in a straight line vertically or horizontally, including itself."
+cityspace: "Shade some cells on the board.\n1. Groups of orthogonally connected shaded cells must be 1xN rectangles, where N is at least 2.\n2. All unshaded cells on the board form an orthogonally connected area.\n3. Unshaded cells cannot form a loop. This includes 2x2 squares.\n4. Numbers cannot be shaded.\n5. Clues represent the total number of unshaded cells that can be seen in a straight line vertically or horizontally, including itself."
 cojun: "Place a number in each cell. Some numbers are given.\n1. Numbers must be between 1 and N, where N is the size of the region.\n2. Each region contains exactly one of each number.\n3. Two equal numbers cannot be orthogonally adjacent.\n4. Where two numbers within a region are stacked vertically, the number on top must always be larger."
 compass: "Draw lines over the dotted lines to divide the board into several blocks.\n 1. Each block contains exactly one cell with a compass.\n2. A number in a compass indicates how many cells belong to its region that are further in the indicated direction than the compass itself."
 country: "Draw lines through orthogonally adjacent cells to form a loop.\n1. The loop cannot branch off or cross itself.\n2. Every country must be visited exactly once.\n3. A number indicates how many cells inside the country are visited by the loop.\n4. Two adjacent cells separated by a border cannot both be unused by the loop."